The 1995 Buick Riviera has 146 cooling system parts with verified fitment on this page — 22 part types and 42 brands, covering both the 3.8L V6 and the 3.8L V6 Supercharged. Each part includes a manufacturer part number and application notes.
The cooling system system on the 1995 Buick Riviera keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses. The largest groups are Temperature Sender / Sensor (21 parts), Coolant / Antifreeze (20 parts) and Thermostat (17 parts). The other 19 part types cover the remaining 88 parts.
The 1995 Buick Riviera was sold with both the 3.8L V6 and the 3.8L V6 Supercharged. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 1995 Buick Riviera cooling system parts are MOTORAD (16 parts), GATES (10 parts) and ACDELCO (9 parts), plus 39 more brands. Quality grades include Standard Replacement, Economy and Premium.
30 parts on this 1995 Buick Riviera page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including FVP MV5050GAL (Coolant / Antifreeze) and GATES 18801 (Coolant Hose / Pipe). Click any part number to see every vehicle that part fits.
Coolant / Antifreeze
Compatible With All Colors
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Fits: 3.8L V6 Supercharged | AF3055 | 🇺🇸 US 🇨🇦 CA | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Popular Fits: 3.8L V6 Supercharged | MV5050GAL | 🇺🇸 US 🇨🇦 CA | Extended LifeAll Makes / All Models | View on Amazon |
| PEAK Fits: 3.8L V6 Supercharged | BQA1GAL | 🇺🇸 US 🇨🇦 CA | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| PRESTONE Fits: 3.8L V6 Supercharged | AF3100 | 🇺🇸 US 🇨🇦 CA | Prime Yellow - All VehiclesExtended Life | View on Amazon |
| VALVOLINE Fits: 3.8L V6 Supercharged | 719009 | 🇺🇸 US 🇨🇦 CA | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular Fits: 3.8L V6 Supercharged | AF2100 | 🇺🇸 US 🇨🇦 CA | All Vehicles10yr/300k mi | View on Amazon |
| PEAK Fits: 3.8L V6 Supercharged | PKP1GAL | 🇺🇸 US 🇨🇦 CA | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK Fits: 3.8L V6 Supercharged | PXA1GAL | 🇺🇸 US 🇨🇦 CA | 1 GallonGlobal Lifetime | View on Amazon |
| PRESTONE Fits: 3.8L V6 Supercharged | AFMAX | 🇺🇸 US 🇨🇦 CA | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 3.8L V6 Supercharged | 105027 | 🇺🇸 US 🇨🇦 CA | DEX-Cool Extended LifeDexcool (with DE-Ionized Water) (with Bitterant) 1 Gallon | View on Amazon |
| PRESTONE Popular Fits: 3.8L V6 Supercharged | AF3400 | 🇺🇸 US 🇨🇦 CA | Prime OrangeOrange Compatible | View on Amazon |
| AISIN Fits: 3.8L V6 Supercharged | ACD005 | 🇺🇸 US 🇨🇦 CA | OrangeOAT | View on Amazon |
| FVP Fits: 3.8L V6 Supercharged | DEX5050GAL | 🇺🇸 US 🇨🇦 CA | Extended Life Blend1 Gallon | View on Amazon |
| PEAK Fits: 3.8L V6 Supercharged | BMA1GAL | 🇺🇸 US 🇨🇦 CA | Blue Mountain Conventional Green1 Gallon | View on Amazon |
| PEAK Fits: 3.8L V6 Supercharged | RUA1GAL | 🇺🇸 US 🇨🇦 CA | Conventional Green1 Gallon | View on Amazon |
| PEAK Fits: 3.8L V6 Supercharged | FFA1GAL | 🇺🇸 US 🇨🇦 CA | Full Force Conventional Green1 Gallon | View on Amazon |
| PEAK Fits: 3.8L V6 Supercharged | PDC1GAL | 🇺🇸 US 🇨🇦 CA | GM DEX-Cool1 Gallon | View on Amazon |
| PEAK Fits: 3.8L V6 Supercharged | SEP1GAL | 🇺🇸 US 🇨🇦 CA | Sierra Conventional Green Concentrate Low Toxic Option1 Gallon | View on Amazon |
| PRESTONE Fits: 3.8L V6 Supercharged | AF850 | 🇺🇸 US 🇨🇦 CA | DEX-Cool Extended Life1 Gallon | View on Amazon |
| VALVOLINE Fits: 3.8L V6 Supercharged | ZX001 | 🇺🇸 US 🇨🇦 CA | Original Green1 Gallon | View on Amazon |
This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator.
20 Coolant / Antifreeze parts for the 1995 Buick Riviera come from 6 brands — PEAK, PRESTONE, FVP and 3 other brands. The "Popular" part is FVP MV5050GAL.
In the Compatible With All Colors grade, PRESTONE supplies 1 part: grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. A representative part number is PRESTONE AF3055.
The Economy section lists 4 options from FVP, PEAK, PRESTONE and 1 other brand — the catalog's value-priced group. FVP MV5050GAL is listed in this group.
In the Premium grade, PRESTONE and PEAK supply 4 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is PRESTONE AF2100.
In the Standard Replacement grade, PEAK, PRESTONE, ACDELCO and 3 other brands supply 11 parts: built to original-equipment specification. A representative part number is ACDELCO 105027.
Coolant Hose / Pipe
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Popular Fits: 3.8L V6 Supercharged | 18801 | 🇺🇸 US 🇨🇦 CA | Molded5/8" x 7 1/2" | View on Amazon |
| ACDELCO Fits: 3.8L V6 Supercharged | 14108S | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| CONTINENTAL Fits: 3.8L V6 Supercharged | 63043 | 🇺🇸 US 🇨🇦 CA | Molded | View on Amazon |
| DAYCO Fits: 3.8L V6 Supercharged | 71624 | 🇺🇸 US 🇨🇦 CA | Curved | View on Amazon |
| GM GENUINE Fits: 3.8L V6 Supercharged | 24503423 | 🇺🇸 US 🇨🇦 CA | to lower intake manifold.Thermostat Bypass | View on Amazon |
This table covers the hard pipes and extra hoses in the coolant circuit.
5 Coolant Hose / Pipe parts for the 1995 Buick Riviera come from 5 brands — GATES, ACDELCO, CONTINENTAL and 2 other brands. The "Popular" part is GATES 18801.
This group includes GATES 18801, ACDELCO 14108S and CONTINENTAL 63043 and the remaining parts above.
Coolant Hose / Pipe Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.8L V6 Supercharged | 24501563 | 🇺🇸 US 🇨🇦 CA | Fits OutletThrottle Body Heater Hos | View on Amazon |
| MAHLE / CLEVITE Fits: 3.8L V6 Supercharged | C31274 | 🇺🇸 US 🇨🇦 CA | Paper | View on Amazon |
This table covers the seals at the Coolant Hose / Pipe. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
2 Coolant Hose / Pipe Seal parts are listed for the 1995 Buick Riviera, from GM GENUINE and MAHLE / CLEVITE.
Part numbers include GM GENUINE 24501563 and MAHLE / CLEVITE C31274.
Coolant Hose Connector / Flange
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FOUR SEASONS Fits: 3.8L V6 Supercharged | 86500 | 🇺🇸 US 🇨🇦 CA | Coolant Coupling | View on Amazon |
This table covers the Coolant Hose Connector flanges.
This group shows a single part: FOUR SEASONS 86500.
Coolant Hose Retainer / Clip
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.8L V6 Supercharged | 961364 | 🇺🇸 US 🇨🇦 CA | Air Box Clip | View on Amazon |
This table covers the Coolant Hose retainers and clips.
This group shows a single part: DORMAN 961364.
Coolant Level Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD Fits: 3.8L V6 Supercharged | 1712532 | 🇺🇸 US 🇨🇦 CA | Engine Coolant Level Sensor | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 Supercharged | FLS15 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Coolant Level sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors.
2 Coolant Level Sensor parts for the 1995 Buick Riviera come from 2 brands — GPD and STANDARD MOTOR PRODUCTS.
Listed part numbers: GPD 1712532 and STANDARD MOTOR PRODUCTS FLS15.
Coolant Reservoir Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.8L V6 Supercharged | 54217 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the caps on the overflow / expansion tank. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
One part is listed for the 1995 Buick Riviera — DORMAN 54217.
Cooling Fan Control Module
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| US MOTOR WORKS Fits: 3.8L V6 Supercharged | 16789 | 🇺🇸 US 🇨🇦 CA | Better Control | View on Amazon |
| US MOTOR WORKS Fits: 3.8L V6 Supercharged | 16795 | 🇺🇸 US 🇨🇦 CA | Best Control | View on Amazon |
This table covers the Cooling Fan control modules.
US MOTOR WORKS supplies both parts for the 1995 Buick Riviera.
Part numbers include US MOTOR WORKS 16789 and US MOTOR WORKS 16795.
Cooling System Tester Adapter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 3.8L V6 Supercharged | 12A01 | 🇺🇸 US 🇨🇦 CA | ProfessionalIncluded In Tester | View on Amazon |
| GATES Fits: 3.8L V6 Supercharged | 31413 | 🇺🇸 US 🇨🇦 CA | Cooling System PressureRadiator Cap | View on Amazon |
| MOTORAD Fits: 3.8L V6 Supercharged | 3003 | 🇺🇸 US 🇨🇦 CA | StandardIncluded In Tester Kit | View on Amazon |
This table covers the adapters used to pressure-test this cooling system.
3 Cooling System Tester Adapter parts for the 1995 Buick Riviera come from 3 brands — ACDELCO, GATES and MOTORAD.
Part numbers include ACDELCO 12A01, GATES 31413 and MOTORAD 3003.
Radiator
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD Fits: 3.8L V6 Supercharged | 1777C | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| TECHPRO Fits: 3.8L V6 Supercharged | GM3010133 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AGILITY Popular Fits: 3.8L V6 Supercharged | 8011777 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FVP Fits: 3.8L V6 Supercharged | RAD1777 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| OSC Fits: 3.8L V6 Supercharged | 1777 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the radiators that dump engine heat to airflow through the core. Typical signs include overheating in traffic, a wet core, or coolant that disappears with no puddle. Replace the cap if it cannot hold the rated pressure, and bleed the system after the swap.
5 Radiator parts for the 1995 Buick Riviera come from 5 brands — GPD, TECHPRO, AGILITY and 2 other brands. The "Popular" part is AGILITY 8011777.
The Economy section: 2 options from GPD and TECHPRO. GPD 1777C is listed in this group.
Standard Replacement: 3 parts, from AGILITY, FVP and OSC. A representative part number is AGILITY 8011777.
Part numbers include AGILITY 8011777, GPD 1777C and TECHPRO GM3010133, among others listed above.
Radiator Cap
Locking Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CALORSTAT Fits: 3.8L V6 Supercharged | RC0214 | 🇺🇸 US 🇨🇦 CA | PerformanceIncludes 2 seals | View on Amazon |
| CALORSTAT Fits: 3.8L V6 Supercharged | RC0217 | 🇺🇸 US 🇨🇦 CA | PerformanceIncludes 2 seals | View on Amazon |
| GATES Fits: 3.8L V6 Supercharged | 31516 | 🇺🇸 US 🇨🇦 CA | Safety Release Radiator Cap | View on Amazon |
| MOTORAD Fits: 3.8L V6 Supercharged | ST16V | 🇺🇸 US 🇨🇦 CA | Safety Lever | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 3.8L V6 Supercharged | RC27 | 🇺🇸 US 🇨🇦 CA | GM Original Equipmentwith Handle, with Turning Ears | View on Amazon |
| GATES Popular Fits: 3.8L V6 Supercharged | 31523 | 🇺🇸 US 🇨🇦 CA | OE Type | View on Amazon |
| CALORSTAT Fits: 3.8L V6 Supercharged | RC0061 | 🇺🇸 US 🇨🇦 CA | Includes 2 sealsMetallic | View on Amazon |
| MOTORAD Fits: 3.8L V6 Supercharged | T16V | 🇺🇸 US 🇨🇦 CA | Standard | View on Amazon |
| SKP Fits: 3.8L V6 Supercharged | SK10231 | 🇺🇸 US 🇨🇦 CA | Pressure Rating 16 psi | View on Amazon |
This table covers the caps that hold system pressure at the radiator or reservoir neck. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
9 Radiator Cap parts for the 1995 Buick Riviera come from 5 brands — CALORSTAT, GATES, MOTORAD and 2 other brands. The "Popular" part is ACDELCO RC27.
In the Locking Replacement grade, CALORSTAT, GATES and MOTORAD supply 4 parts: grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. A representative part number is CALORSTAT RC0214.
Standard Replacement: 5 parts, from ACDELCO, GATES, CALORSTAT and 2 other brands. A representative part number is ACDELCO RC27.
Part numbers include ACDELCO RC27, CALORSTAT RC0214 and CALORSTAT RC0217, among others listed above.
Radiator Fan Assembly
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO Fits: 3.8L V6 Supercharged | GM3115149 | 🇺🇸 US 🇨🇦 CA | Left | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UAC Fits: 3.8L V6 Supercharged | FA50092C | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator.
2 Radiator Fan Assembly parts are listed for the 1995 Buick Riviera, from TECHPRO and UAC.
Economy: 1 part, from TECHPRO. A representative part number is TECHPRO GM3115149.
The Standard Replacement section: 1 option from UAC. UAC FA50092C is listed in this group.
Listed part numbers: TECHPRO GM3115149 and UAC FA50092C.
Radiator Fan Motor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FOUR SEASONS Popular Fits: 3.8L V6 Supercharged | 35656 | 🇺🇸 US 🇨🇦 CA | Left | View on Amazon |
| FOUR SEASONS Popular Fits: 3.8L V6 Supercharged | 35380 | 🇺🇸 US 🇨🇦 CA | Right | View on Amazon |
| ACDELCO Fits: 3.8L V6 Supercharged | 1580033 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| GPD Fits: 3.8L V6 Supercharged | 2311414 | 🇺🇸 US 🇨🇦 CA | RH | View on Amazon |
| GPD Fits: 3.8L V6 Supercharged | 2311317 | 🇺🇸 US 🇨🇦 CA | Driver Side | View on Amazon |
| TYC Fits: 3.8L V6 Supercharged | 630070 | 🇺🇸 US 🇨🇦 CA | Fits Right | View on Amazon |
| VDO / CONTINENTAL Fits: 3.8L V6 Supercharged | PM517 | 🇺🇸 US 🇨🇦 CA | Passenger Side | View on Amazon |
| VDO / CONTINENTAL Fits: 3.8L V6 Supercharged | PM538 | 🇺🇸 US 🇨🇦 CA | Motor Diameter: 3.250 In | View on Amazon |
This table covers the Radiator Fan motors. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
8 Radiator Fan Motor parts for the 1995 Buick Riviera come from 5 brands — FOUR SEASONS, GPD, VDO / CONTINENTAL and 2 other brands. The "Popular" part is FOUR SEASONS 35656.
Listed part numbers: FOUR SEASONS 35656, FOUR SEASONS 35380 and ACDELCO 1580033, plus the other parts above.
Radiator Hose
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DAYCO Popular Fits: 3.8L V6 Supercharged | 71519 | 🇺🇸 US 🇨🇦 CA | Curved | View on Amazon |
| DAYCO Popular Fits: 3.8L V6 Supercharged | 71852 | 🇺🇸 US 🇨🇦 CA | Curved | View on Amazon |
| ACDELCO Fits: 3.8L V6 Supercharged | 22267M | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| ACDELCO Fits: 3.8L V6 Supercharged | 24326L | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| CONTINENTAL Fits: 3.8L V6 Supercharged | 61692 | 🇺🇸 US 🇨🇦 CA | Molded | View on Amazon |
| CONTINENTAL Fits: 3.8L V6 Supercharged | 62152 | 🇺🇸 US 🇨🇦 CA | Molded | View on Amazon |
| GATES Fits: 3.8L V6 Supercharged | 22154 | 🇺🇸 US 🇨🇦 CA | Molded | View on Amazon |
This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle.
7 Radiator Hose parts are listed for the 1995 Buick Riviera, from DAYCO, ACDELCO, CONTINENTAL and 1 other brand. DAYCO 71519 carries the "Popular" badge.
Part numbers include DAYCO 71519, DAYCO 71852 and ACDELCO 22267M, among others listed above.
Temperature Sender / Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NTK Popular Fits: 3.8L V6 Supercharged | EF0008 | 🇺🇸 US 🇨🇦 CA | Sensor OnlyOval Connector | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 Supercharged | TX3T | 🇺🇸 US 🇨🇦 CA | T-SeriesRound Connector | View on Amazon |
| GPD Fits: 3.8L V6 Supercharged | 1711697 | 🇺🇸 US 🇨🇦 CA | with Oval Connectorwith 2 Terminal(s) | View on Amazon |
| HOLSTEIN Fits: 3.8L V6 Supercharged | 2CTS0001 | 🇺🇸 US 🇨🇦 CA | 2 Terminals | View on Amazon |
| HOLSTEIN Fits: 3.8L V6 Supercharged | 2CTS0002 | 🇺🇸 US 🇨🇦 CA | 3 Terminals | View on Amazon |
| ULTRA-POWER Fits: 3.8L V6 Supercharged | 5S1018 | 🇺🇸 US 🇨🇦 CA | with 2 Terminal(s)Sensor Only | View on Amazon |
| VEMO Fits: 3.8L V6 Supercharged | V407203301 | 🇺🇸 US 🇨🇦 CA | Thread Size: 3/8 X 18 NPTPlug (Connector): 2 Pins | View on Amazon |
Full Service Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WALKER PRODUCTS Fits: 3.8L V6 Supercharged | 21191012 | 🇺🇸 US 🇨🇦 CA | Full Service KitConnector Shape: Circle | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 3.8L V6 Supercharged | 1551107 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| GM GENUINE Popular Fits: 3.8L V6 Supercharged | 213928 | 🇺🇸 US 🇨🇦 CA | Oval Connector | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: 3.8L V6 Supercharged | TX3 | 🇺🇸 US 🇨🇦 CA | Round Connector | View on Amazon |
| BECK/ARNLEY Fits: 3.8L V6 Supercharged | 1580743 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| DELPHI Fits: 3.8L V6 Supercharged | TS10075 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FACET Fits: 3.8L V6 Supercharged | 73129 | 🇺🇸 US 🇨🇦 CA | Terminals: 2 | View on Amazon |
| FOUR SEASONS Fits: 3.8L V6 Supercharged | 36403 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| HELLA Fits: 3.8L V6 Supercharged | 009107591 | 🇺🇸 US 🇨🇦 CA | 2-Pin ConnectorBolted | View on Amazon |
| NTK Fits: 3.8L V6 Supercharged | EF0074 | 🇺🇸 US 🇨🇦 CA | with 2 Terminal(s)with Mating Connector | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 3.8L V6 Supercharged | TX3K | 🇺🇸 US 🇨🇦 CA | INCLUDES CONNECTOR | View on Amazon |
| WALKER PRODUCTS Fits: 3.8L V6 Supercharged | 2111012 | 🇺🇸 US 🇨🇦 CA | Sensor OnlyCircle Connector | View on Amazon |
| WELLS Fits: 3.8L V6 Supercharged | 5S1018 | 🇺🇸 US 🇨🇦 CA | Connector Shape: Oval | View on Amazon |
| WELLS Fits: 3.8L V6 Supercharged | 5S1474 | 🇺🇸 US 🇨🇦 CA | with 2 Terminalswith Mating Connector | View on Amazon |
This table covers the senders that report coolant temperature to the gauge or ECU. Typical signs include a gauge that sits on empty or overheat, or a lamp that does not match what the engine is doing. Rule out the cluster and the wiring before replacing the sender.
21 Temperature Sender / Sensor parts for the 1995 Buick Riviera come from 15 brands — STANDARD MOTOR PRODUCTS, NTK, HOLSTEIN and 12 other brands. The "Popular" part is NTK EF0008.
The Economy section: 7 options from HOLSTEIN, NTK, STANDARD MOTOR PRODUCTS and 3 other brands. NTK EF0008 is listed in this group.
The Full Service Kit section lists 1 option from WALKER PRODUCTS — grouped under the catalog's "Full Service Kit" designation — the notes column spells out what sets them apart. WALKER PRODUCTS 21191012 is listed in this group.
Standard Replacement: 13 parts, from STANDARD MOTOR PRODUCTS, WELLS, ACDELCO and 8 other brands. A representative part number is ACDELCO 1551107.
Thermostat
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: 3.8L V6 Supercharged | 5203180 | 🇺🇸 US 🇨🇦 CA | Ultra Stat | View on Amazon |
| MOTORAD Fits: 3.8L V6 Supercharged | 5203195 | 🇺🇸 US 🇨🇦 CA | Ultra Stat | View on Amazon |
Performance
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: 3.8L V6 Supercharged | 2003195 | 🇺🇸 US 🇨🇦 CA | High Flow | View on Amazon |
| MOTORAD Fits: 3.8L V6 Supercharged | 2003180 | 🇺🇸 US 🇨🇦 CA | High Flow | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: 3.8L V6 Supercharged | 7203180 | 🇺🇸 US 🇨🇦 CA | Fail-Safe | View on Amazon |
| MOTORAD Fits: 3.8L V6 Supercharged | 7203192 | 🇺🇸 US 🇨🇦 CA | Fail Safe | View on Amazon |
| MOTORAD Fits: 3.8L V6 Supercharged | 7203160 | 🇺🇸 US 🇨🇦 CA | Fail-Safe | View on Amazon |
| MOTORAD Fits: 3.8L V6 Supercharged | 7203195 | 🇺🇸 US 🇨🇦 CA | Fail-Safe | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Popular Fits: 3.8L V6 Supercharged | 33429 | 🇺🇸 US 🇨🇦 CA | OE Type | View on Amazon |
| GM GENUINE Popular Fits: 3.8L V6 Supercharged | 131115 | 🇺🇸 US 🇨🇦 CA | Includes GasketOE Temperature | View on Amazon |
| MOTORAD Popular Fits: 3.8L V6 Supercharged | 203180 | 🇺🇸 US 🇨🇦 CA | Standard | View on Amazon |
| MOTORAD Popular Fits: 3.8L V6 Supercharged | 203195 | 🇺🇸 US 🇨🇦 CA | Standard | View on Amazon |
| AISIN Fits: 3.8L V6 Supercharged | THRGM0006 | 🇺🇸 US 🇨🇦 CA | Includes Thermostat Seal | View on Amazon |
| CALORSTAT Fits: 3.8L V6 Supercharged | TH096380 | 🇺🇸 US 🇨🇦 CA | PerformanceDoes Not Include Seal | View on Amazon |
| CALORSTAT Fits: 3.8L V6 Supercharged | TH096393 | 🇺🇸 US 🇨🇦 CA | PerformanceDoes Not Include Seal | View on Amazon |
| GATES Fits: 3.8L V6 Supercharged | 33428 | 🇺🇸 US 🇨🇦 CA | OE Type | View on Amazon |
| MOTORAD Fits: 3.8L V6 Supercharged | 203160 | 🇺🇸 US 🇨🇦 CA | Standard | View on Amazon |
This table covers the thermostats that open the coolant circuit at the specified temperature. Typical signs include slow warm-up, a gauge that climbs in traffic, or heat that never quite arrives. Replace the housing gasket with the thermostat and bleed the system so a trapped air pocket does not cook the new part.
17 Thermostat parts are listed for the 1995 Buick Riviera, from MOTORAD, GATES, CALORSTAT and 2 other brands. GATES 33429 carries the "Popular" badge.
The Heavy Duty section lists 2 options from MOTORAD — rated for severe service. MOTORAD 5203180 is listed in this group.
In the Performance grade, MOTORAD supplies 2 parts: engineered beyond original-equipment specification. A representative part number is MOTORAD 2003195.
The Premium section: 4 options from MOTORAD. MOTORAD 7203180 is listed in this group.
The Standard Replacement section: 9 options from MOTORAD, GATES, CALORSTAT and 2 other brands. GATES 33429 is listed in this group.
Thermostat / Thermostat Housing / Water Outlet Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 3.8L V6 Supercharged | 35534 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FEL-PRO Popular Fits: 3.8L V6 Supercharged | 35666 | 🇺🇸 US 🇨🇦 CA | 1.560 (In) Inside DiameterThermostat Seal | View on Amazon |
| GM GENUINE Popular Fits: 3.8L V6 Supercharged | 24506985 | 🇺🇸 US 🇨🇦 CA | Outside Diameter 1.84"Thermostat Seal | View on Amazon |
| MOTORAD Popular Fits: 3.8L V6 Supercharged | MG183 | 🇺🇸 US 🇨🇦 CA | Thermostat Seal | View on Amazon |
| APEX Fits: 3.8L V6 Supercharged | AWO2058 | 🇺🇸 US 🇨🇦 CA | Thermostat HousingThermostat Seal | View on Amazon |
| APEX Fits: 3.8L V6 Supercharged | AWO2055 | 🇺🇸 US 🇨🇦 CA | Thermostat Seal | View on Amazon |
| GATES Fits: 3.8L V6 Supercharged | 34031 | 🇺🇸 US 🇨🇦 CA | Thermostat Gasket - 1 1/2" | View on Amazon |
| GATES Fits: 3.8L V6 Supercharged | 33609 | 🇺🇸 US 🇨🇦 CA | Thermostat Seal - 1 9/16" x 1 41/64" x 17/64" (Grooved, Molded) | View on Amazon |
| MAHLE / CLEVITE Fits: 3.8L V6 Supercharged | C31271 | 🇺🇸 US 🇨🇦 CA | Beaded Paper | View on Amazon |
| MAHLE / CLEVITE Fits: 3.8L V6 Supercharged | C31227 | 🇺🇸 US 🇨🇦 CA | Molded Rubber | View on Amazon |
| MOTORAD Fits: 3.8L V6 Supercharged | MG366 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| ROL GASKETS Fits: 3.8L V6 Supercharged | WO8349 | 🇺🇸 US 🇨🇦 CA | Thermostat Housing Gasket1 OR I Engine CODE - FI | View on Amazon |
| ROL GASKETS Fits: 3.8L V6 Supercharged | WO8349001 | 🇺🇸 US 🇨🇦 CA | Thermostat Housing Gasket1 OR I Engine CODE | View on Amazon |
| ROL GASKETS Fits: 3.8L V6 Supercharged | WO8349E | 🇺🇸 US 🇨🇦 CA | Fits Thermostat Housing GasketOPT | View on Amazon |
| STANT Fits: 3.8L V6 Supercharged | 25195 | 🇺🇸 US 🇨🇦 CA | Replaced by 27195Thermostat Seal | View on Amazon |
| VICTOR REINZ Fits: 3.8L V6 Supercharged | 711355000 | 🇺🇸 US 🇨🇦 CA | Fiber | View on Amazon |
| VICTOR REINZ Fits: 3.8L V6 Supercharged | 711354900 | 🇺🇸 US 🇨🇦 CA | Improved Design | View on Amazon |
This table covers the seals at the thermostat housing and water outlet. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
17 Thermostat / Thermostat Housing / Water Outlet Seal parts for the 1995 Buick Riviera come from 9 brands — ROL GASKETS, FEL-PRO, MOTORAD and 6 other brands. The "Popular" part is FEL-PRO 35534.
Thermostat Housing / Water Outlet
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD Fits: 3.8L V6 Supercharged | 8241274 | 🇺🇸 US 🇨🇦 CA | Water Outlet | View on Amazon |
This table covers the housings and outlets the thermostat sits in.
One part is listed for the 1995 Buick Riviera — GPD 8241274.
Water Pump
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Fits: 3.8L V6 Supercharged | US5050 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SKP Fits: 3.8L V6 Supercharged | SK1301590 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| US MOTOR WORKS Fits: 3.8L V6 Supercharged | US5050 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WJB / INMOTION PARTS Fits: 3.8L V6 Supercharged | WU5050N | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WJB / INMOTION PARTS Fits: 3.8L V6 Supercharged | WU5050 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 3.8L V6 Supercharged | 252694 | 🇺🇸 US 🇨🇦 CA | GoldDoes Not Include Mount Bolts | View on Amazon |
| AISIN Popular Fits: 3.8L V6 Supercharged | WPGM607V | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GM GENUINE Popular Fits: 3.8L V6 Supercharged | 251718 | 🇺🇸 US 🇨🇦 CA | with GasketUse with 12618249 with Pump Pulley For 90 | View on Amazon |
| DAYCO Fits: 3.8L V6 Supercharged | DP999 | 🇺🇸 US 🇨🇦 CA | Serpentine Belt Driven | View on Amazon |
| GATES Fits: 3.8L V6 Supercharged | 42095 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GMB Fits: 3.8L V6 Supercharged | 1301590 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the pumps that circulate coolant through the block and radiator. Typical signs include coolant at the weep hole, pulley play, or a growl from the front of the engine. Replace the thermostat and refill with the specified coolant whenever the pump comes off.
11 Water Pump parts are listed for the 1995 Buick Riviera, from WJB / INMOTION PARTS, FVP, SKP and 7 other brands. ACDELCO 252694 carries the "Popular" badge.
Economy: 5 parts, from WJB / INMOTION PARTS, FVP, SKP and 1 other brand. A representative part number is FVP US5050.
The Standard Replacement section: 6 options from ACDELCO, AISIN, GM GENUINE and 3 other brands. ACDELCO 252694 is listed in this group.
Water Pump Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular Fits: 3.8L V6 Supercharged | 35351 | 🇺🇸 US 🇨🇦 CA | To BlockExcept Pump Stamped Metal Gasket Only | View on Amazon |
| FEL-PRO Popular Fits: 3.8L V6 Supercharged | 35804 | 🇺🇸 US 🇨🇦 CA | To BlockPump stamped "Metal gasket only" | View on Amazon |
| APEX Fits: 3.8L V6 Supercharged | AWP3003 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| APEX Fits: 3.8L V6 Supercharged | AWP3146 | 🇺🇸 US 🇨🇦 CA | Pump Stamped "Metal Gasket. Only" | View on Amazon |
| GM GENUINE Fits: 3.8L V6 Supercharged | 2512047 | 🇺🇸 US 🇨🇦 CA | with Pump Casting 125869482nd Design | View on Amazon |
| MAHLE / CLEVITE Fits: 3.8L V6 Supercharged | K30793 | 🇺🇸 US 🇨🇦 CA | Paper | View on Amazon |
| MAHLE / CLEVITE Fits: 3.8L V6 Supercharged | K32493 | 🇺🇸 US 🇨🇦 CA | Molded Rubber | View on Amazon |
| VICTOR REINZ Fits: 3.8L V6 Supercharged | 711467500 | 🇺🇸 US 🇨🇦 CA | Paper | View on Amazon |
| VICTOR REINZ Fits: 3.8L V6 Supercharged | 711470000 | 🇺🇸 US 🇨🇦 CA | Pump Stamped "Metal Gasket Only"Metal | View on Amazon |
This table covers the gaskets between the water pump and the block or housing. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
9 Water Pump Gasket parts for the 1995 Buick Riviera come from 5 brands — FEL-PRO, APEX, MAHLE / CLEVITE and 2 other brands. The "Popular" part is FEL-PRO 35351.
Listed part numbers: FEL-PRO 35351, FEL-PRO 35804 and APEX AWP3003, plus the other parts above.
Water Pump Pulley
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.8L V6 Supercharged | 300934 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Water Pump pulleys. Typical signs include a growl or chirp that follows engine speed, or a pulley that will not spin freely by hand. Spin each pulley with the belt off. Roughness or play means replace it with the belt.
This group shows a single part: DORMAN 300934.
Water Pump Stud Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.8L V6 Supercharged | 902803 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Water Pump Stud kits.
One part is listed for the 1995 Buick Riviera — DORMAN 902803.
Buying Cooling System Parts for a 1995 Buick Riviera
On this vehicle, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses.
- Match the engine first. Every cooling system part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Temperature Sender / Sensor and Coolant / Antifreeze .
Frequently Asked Questions
How many cooling system parts fit the 1995 Buick Riviera?
Our catalog currently lists 146 cooling system parts for the 1995 Buick Riviera across 22 subcategories and 42 brands, covering both the 3.8L V6 and the 3.8L V6 Supercharged. Each part is matched to the engine(s) it fits.
Do cooling system parts differ between 1995 Buick Riviera engines?
Yes. Every cooling system part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of cooling system problems on a 1995 Buick Riviera?
Common symptoms include a rising temperature gauge in traffic, sweet-smelling steam, crusty deposits around hose clamps, or a heater that blows cold. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 1995 Buick Riviera was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 1995 Buick Riviera?
First match the engine — each row shows which engine(s) the part fits. Then replace coolant with the exact specification the manufacturer calls for — mixing chemistries can gel and block small passages. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 1995 Buick Riviera
Cooling System Parts for Other Buick Riviera Years
Switch vehicle or jump to a subcategory
Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.