This page lists 31 cooling system parts for the 2021 Chevrolet Express Pasajeros, across 7 part types, covering the 6.6L V8 engine. Every part shows its brand, manufacturer part number and fitment notes.
The cooling system system on the 2021 Chevrolet Express Pasajeros 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 Thermostat (13 parts), Coolant / Antifreeze (10 parts) and Coolant Reservoir (2 parts). The other 4 part types cover the remaining 6 parts.
The 2021 Chevrolet Express Pasajeros came with a single engine, the 6.6L V8, and every part is verified against it.
10 brands supply cooling system parts for the 2021 Chevrolet Express Pasajeros, led by MOTORAD (10 parts), PRESTONE (5 parts) and DORMAN (4 parts), plus 7 more brands. Quality grades include Standard Replacement, Economy and Premium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 Chevrolet Express Pasajeros. 5 parts have it, including PRESTONE AF3100 (Coolant / Antifreeze) and GATES 34198 (Thermostat). Each part number opens a page with every vehicle that part fits.
Coolant / Antifreeze
Compatible With All Colors
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE | AF3055 | 🇲🇽 MX | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular | AF3100 | 🇲🇽 MX | Prime Yellow - All VehiclesExtended Life | View on Amazon |
| PEAK | BQA1GAL | 🇲🇽 MX | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| VALVOLINE | 719009 | 🇲🇽 MX | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE | AFC12100 | 🇲🇽 MX | Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular | AF2100 | 🇲🇽 MX | All Vehicles10yr/300k mi | View on Amazon |
| PEAK | PKP1GAL | 🇲🇽 MX | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK | PXA1GAL | 🇲🇽 MX | Global Lifetime1 Gallon | View on Amazon |
| PRESTONE | AFMAX | 🇲🇽 MX | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN | ACD005 | 🇲🇽 MX | OrangeOAT | 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.
10 Coolant / Antifreeze parts are listed for the 2021 Chevrolet Express Pasajeros, from PRESTONE, PEAK, VALVOLINE and 1 other brand. PRESTONE AF3100 carries the "Popular" badge.
The Compatible With All Colors section lists 1 option from PRESTONE — grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. PRESTONE AF3055 is listed in this group.
In the Economy grade, PRESTONE, PEAK and VALVOLINE supply 3 parts: the catalog's value-priced group. A representative part number is PRESTONE AF3100.
The Heavy Duty section lists 1 option from PRESTONE — rated for severe service. PRESTONE AFC12100 is listed in this group.
The Premium section lists 4 options from PRESTONE and PEAK — a step above OE specification in materials, tolerances or warranty terms. PRESTONE AF2100 is listed in this group.
The Standard Replacement section lists 1 option from AISIN — built to original-equipment specification. AISIN ACD005 is listed in this group.
Coolant Reservoir
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 603078 | 🇲🇽 MX | View on Amazon | |
| GPD | 2411182 | 🇲🇽 MX | View on Amazon |
This table covers the overflow / expansion tanks that hold extra coolant.
2 Coolant Reservoir parts for the 2021 Chevrolet Express Pasajeros come from 2 brands — DORMAN and GPD.
This group includes DORMAN 603078 and GPD 2411182.
Coolant Reservoir Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 54218 | 🇲🇽 MX | View on Amazon | |
| SKP | SK54218 | 🇲🇽 MX | 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.
2 Coolant Reservoir Cap parts for the 2021 Chevrolet Express Pasajeros come from 2 brands — DORMAN and SKP.
Part numbers include DORMAN 54218 and SKP SK54218.
Radiator Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES | 31532 | 🇲🇽 MX | OE Type | 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.
One part is listed for the 2021 Chevrolet Express Pasajeros — GATES 31532.
Temperature Sender / Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD | 1712496 | 🇲🇽 MX | 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.
One part is listed for the 2021 Chevrolet Express Pasajeros — GPD 1712496.
Thermostat
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTOTECNICA | GM0718523 | 🇲🇽 MX | Includes Housing | View on Amazon |
| DORMAN | 9022981 | 🇲🇽 MX | Includes Housing | View on Amazon |
| SKP | SK131160 | 🇲🇽 MX | 190 Degree | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | 5523187 | 🇲🇽 MX | Ultra StatIncludes seal | View on Amazon |
| MOTORAD | 5523160 | 🇲🇽 MX | Ultra StatIncludes seal | View on Amazon |
Performance
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | 2523160 | 🇲🇽 MX | High FlowIncludes seal | View on Amazon |
| MOTORAD | MRD105 | 🇲🇽 MX | RacingIncludes Thermostat and Seal | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Popular | 34198 | 🇲🇽 MX | OE Type | View on Amazon |
| MOTORAD Popular | 523190 | 🇲🇽 MX | Includes Seal | View on Amazon |
| MOTORAD Popular | 523160 | 🇲🇽 MX | Includes Seal | View on Amazon |
| MOTORAD | 523174 | 🇲🇽 MX | Includes Seal | View on Amazon |
| MOTORAD | 523180 | 🇲🇽 MX | Includes Seal | View on Amazon |
| MOTORAD | 5945KT | 🇲🇽 MX | Includes Thermostat and HousingKit | 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.
13 Thermostat parts for the 2021 Chevrolet Express Pasajeros come from 5 brands — MOTORAD, AUTOTECNICA, DORMAN and 2 other brands. The "Popular" part is GATES 34198.
The Economy section: 3 options from AUTOTECNICA, DORMAN and SKP. AUTOTECNICA GM0718523 is listed in this group.
Heavy Duty: 2 parts, from MOTORAD. A representative part number is MOTORAD 5523187.
The Performance section lists 2 options from MOTORAD — engineered beyond original-equipment specification. MOTORAD 2523160 is listed in this group.
Standard Replacement: 6 parts, from MOTORAD and GATES. A representative part number is GATES 34198.
Thermostat Housing / Water Outlet
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 9022081 | 🇲🇽 MX | Water PumpThermostat Housing | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | CH5945 | 🇲🇽 MX | Water Outlet | View on Amazon |
This table covers the housings and outlets the thermostat sits in.
2 Thermostat Housing / Water Outlet parts for the 2021 Chevrolet Express Pasajeros come from 2 brands — DORMAN and MOTORAD.
The Economy section: 1 option from DORMAN. DORMAN 9022081 is listed in this group.
Standard Replacement: 1 part, from MOTORAD. A representative part number is MOTORAD CH5945.
Part numbers include DORMAN 9022081 and MOTORAD CH5945.
Buying Cooling System Parts for a 2021 Chevrolet Express Pasajeros
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.
- Confirm you have the 6.6L V8 engine — every part on this page is matched to it.
- 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: Thermostat and Coolant / Antifreeze .
Frequently Asked Questions
How many cooling system parts fit the 2021 Chevrolet Express Pasajeros?
Our catalog currently lists 31 cooling system parts for the 2021 Chevrolet Express Pasajeros across 7 subcategories and 10 brands, covering the 6.6L V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of cooling system problems on a 2021 Chevrolet Express Pasajeros?
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 2021 Chevrolet Express Pasajeros 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 2021 Chevrolet Express Pasajeros?
Every part on this page is matched to the 6.6L V8 engine. 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 2021 Chevrolet Express Pasajeros
Cooling System Parts for Other Chevrolet Express Pasajeros Years
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