2005 Buick Rendezvous Cooling System Parts

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. Read more

17 Coolant / Antifreeze parts for the 2005 Buick Rendezvous come from 6 brands — PRESTONE, PEAK, VALVOLINE and 3 other brands. The "Popular" part is FVP MV5050GAL. Every part fits both the 3.4L V6 and the 3.6L V6.

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 Heavy Duty grade, PRESTONE supplies 1 part: rated for severe service. A representative part number is PRESTONE AFC12100.

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, VALVOLINE, PRESTONE, ACDELCO and 2 other brands supply 7 parts: built to original-equipment specification. A representative part number is ACDELCO 105027.

This table covers the bleeders used to purge air from the coolant circuit. Read more

2 Coolant Air Bleeder parts are listed for the 2005 Buick Rendezvous, from DORMAN and FOUR SEASONS.

Listed part numbers: DORMAN 902112 and FOUR SEASONS 86041.

This table covers the hard pipes and extra hoses in the coolant circuit. Read more

6 Coolant Hose / Pipe parts for the 2005 Buick Rendezvous come from 5 brands — GM GENUINE, ACDELCO, GATES and 2 other brands. The "Popular" part is ACDELCO 14156S.

Part numbers include ACDELCO 14156S, GATES 19026 and CONTINENTAL 63121, among others listed above.

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. Read more

4 Coolant Hose / Pipe Seal parts are listed for the 2005 Buick Rendezvous, from APEX, ELRING, FEL-PRO and 1 other brand.

Listed part numbers: APEX ADM1403, ELRING 943630 and FEL-PRO 70799, plus the other parts above.

This table covers the seals at the Coolant Hose Connector / Flange. 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. Read more

One part is listed for the 2005 Buick Rendezvous — ELRING 943020.

This table covers the gaskets that seal the Coolant Pipe. 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. Read more

One part is listed for the 2005 Buick Rendezvous — AJUSA 01154600.

This table covers the Coolant Reservoir retainers and clips. Read more

2 Coolant Reservoir Retainer / Clip parts for the 2005 Buick Rendezvous come from DORMAN. Every part fits both the 3.4L V6 and the 3.6L V6.

Part numbers include DORMAN 700579 and DORMAN 961359.

This table covers the Cooling Fan control modules. Read more

US MOTOR WORKS supplies the 3 Cooling Fan Control Module parts for the 2005 Buick Rendezvous.

This group includes US MOTOR WORKS 16749, US MOTOR WORKS 16789 and US MOTOR WORKS 16795.

This table covers the adapters used to pressure-test this cooling system. Read more

3 Cooling System Tester Adapter parts for the 2005 Buick Rendezvous come from 3 brands — ACDELCO, GATES and MOTORAD. Every part fits both the 3.4L V6 and the 3.6L V6.

Part numbers include ACDELCO 12A01, GATES 31413 and MOTORAD 3003.

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. Read more

19 Radiator parts for the 2005 Buick Rendezvous come from 11 brands — TECHPRO, FVP, OSC and 8 other brands. The "Popular" part is AGILITY 8012730.

The Economy section: 3 options from TECHPRO. TECHPRO GM3010213 is listed in this group.

Standard Replacement: 3 parts, from AGILITY, FVP and OSC. A representative part number is AGILITY 8012730.

13 further parts sit outside the graded sections, with the same engine-level match.

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. Read more

7 Radiator Cap parts for the 2005 Buick Rendezvous come from 5 brands — MOTORAD, GATES, ACDELCO and 2 other brands. The "Popular" part is MOTORAD ST16V. 6 parts fit every engine; the other 1 is engine-specific.

In the Locking Replacement grade, MOTORAD and GATES supply 2 parts: grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. A representative part number is MOTORAD ST16V.

Standard Replacement: 5 parts, from GATES, ACDELCO, CSF and 2 other brands. A representative part number is GATES 31523.

Part numbers include MOTORAD ST16V, GATES 31516 and GATES 31523, among others listed above.

This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator. Read more

7 Radiator Fan Assembly parts are listed for the 2005 Buick Rendezvous, from GPD, TYC, TECHPRO and 2 other brands. FOUR SEASONS 75365 carries the "Popular" badge. 4 parts fit every engine; the other 3 are engine-specific.

Economy: 3 parts, from GPD and TECHPRO. A representative part number is GPD 2811535.

The Standard Replacement section: 4 options from TYC, FOUR SEASONS and UAC. FOUR SEASONS 75365 is listed in this group.

Part numbers include FOUR SEASONS 75365, GPD 2811535 and GPD 2811536, among others listed above.

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. Read more

4 Radiator Fan Motor parts for the 2005 Buick Rendezvous come from 3 brands — GPD, FOUR SEASONS and VDO / CONTINENTAL. 1 part fits every engine; the other 3 are engine-specific.

Part numbers include FOUR SEASONS 35389, GPD 2311415 and GPD 2312127, among others listed above.

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. Read more

16 Radiator Hose parts are listed for the 2005 Buick Rendezvous, from DAYCO, GATES, CONTINENTAL and 1 other brand. CONTINENTAL 66125 carries the "Popular" badge.

This table covers the Radiator Upper Air Baffle retainers and clips. Read more

DORMAN supplies both parts for the 2005 Buick Rendezvous. All of them fit every engine offered in the 2005 Rendezvous.

Listed part numbers: DORMAN 700614 and DORMAN 963230D.

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. Read more

39 Temperature Sender / Sensor parts for the 2005 Buick Rendezvous come from 18 brands — STANDARD MOTOR PRODUCTS, NTK, WALKER PRODUCTS and 15 other brands. The "Popular" part is NTK EF0008. Grades run from Economy through Standard Replacement; Standard Replacement is the most populated section, led by STANDARD MOTOR PRODUCTS, NTK, WELLS and 9 other brands.

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. Read more

26 Thermostat parts are listed for the 2005 Buick Rendezvous, from MOTORAD, CALORSTAT, GATES and 5 other brands. MOTORAD 2067180 carries the "Popular" badge. Economy, Heavy Duty, Performance, Premium and Standard Replacement are all represented, and Standard Replacement alone accounts for 18 parts.

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. Read more

25 Thermostat / Thermostat Housing / Water Outlet Seal parts for the 2005 Buick Rendezvous come from 8 brands — FEL-PRO, GM GENUINE, APEX and 5 other brands. The "Popular" part is FEL-PRO 35614. 1 part fits every engine; the other 24 are engine-specific.

This table covers the housings and outlets the thermostat sits in. Read more

7 Thermostat Housing / Water Outlet parts are listed for the 2005 Buick Rendezvous, from DORMAN, GPD, FAMOUS BRAND and 3 other brands. GPD 8241409 carries the "Popular" badge. 4 parts fit every engine; the other 3 are engine-specific.

Economy: 4 parts, from DORMAN, GPD and FAMOUS BRAND. A representative part number is GPD 8241409.

The Standard Replacement section: 3 options from MOTORAD, FOUR SEASONS and GATES. MOTORAD CH5166 is listed in this group.

This group includes GPD 8241409, DORMAN 9022004 and DORMAN 9022098 and the remaining parts above.

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. Read more

23 Water Pump parts are listed for the 2005 Buick Rendezvous, from GM GENUINE, SKP, FVP and 10 other brands. BECK/ARNLEY 1312378 carries the "Popular" badge.

Economy: 11 parts, from SKP, FVP, US MOTOR WORKS and 4 other brands. A representative part number is BECK/ARNLEY 1312378.

The Standard Replacement section: 12 options from GM GENUINE, ACDELCO, GATES and 3 other brands. ACDELCO 252721 is listed in this group.

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. Read more

11 Water Pump Gasket parts for the 2005 Buick Rendezvous come from 6 brands — FEL-PRO, GM GENUINE, APEX and 3 other brands. The "Popular" part is FEL-PRO 35403.

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. Read more

2 Water Pump Pulley parts for the 2005 Buick Rendezvous come from 2 brands — DORMAN and GM GENUINE.

Part numbers include DORMAN 300933 and GM GENUINE 12611587.

This table covers the Water Pump Seal O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove. Read more

One part is listed for the 2005 Buick Rendezvous — GM GENUINE 12691259.

This table covers the Water Pump Stud kits. Read more

One part is listed for the 2005 Buick Rendezvous — DORMAN 902806.