Go-Parts
Cart 0
Your cart is empty
Add an item to see it appear here.

Buick Rainier Engine Coolant Thermostat Replacement

1
SELECT Year
  1. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (Calorstat)

    2004-2006 Buick Rainier Engine Coolant Thermostat (Calorstat)

    Partslink #: TH2105.86J

    Replaces THN1017 With jiggle-pin; With off-set valve seat; With leak holes on the bypass valve; Gasket included Opening Temp: 86 C / 187 F OEM Recommended With OE No. 12600171

    $18.73 View part →
  2. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (Motorad)

    2004-2006 Buick Rainier Engine Coolant Thermostat (Motorad)

    Partslink #: 5456-187

    187 Degrees F Includes Seal Thermostat Only Replacement OE Specified Temperature

    $19.11 View part →
  3. ✓ In Stock 2007 Buick Rainier Engine Coolant Thermostat (Calorstat)

    2007 Buick Rainier Engine Coolant Thermostat (Calorstat)

    Partslink #: TH2107.86J

    Replaces THN0755 With inversed jiggle-pin; Gasket included Opening Temp: 86 C / 187 F OEM Recommended With OE No. 89018168

    $20.19 View part →
  4. ✓ In Stock 2007 Buick Rainier Engine Coolant Thermostat (Motorad)

    2007 Buick Rainier Engine Coolant Thermostat (Motorad)

    Partslink #: 523-190

    187 Degrees F Includes Seal OE Specified Temperature

    $20.43 View part →
  5. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (Motorad)

    2004-2006 Buick Rainier Engine Coolant Thermostat (Motorad)

    Partslink #: 456-187

    187 Degrees F Includes Seal Thermostat Only Replacement OE Specified Temperature

    $23.19 View part →
  6. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (Motorad)

    2004-2006 Buick Rainier Engine Coolant Thermostat (Motorad)

    Partslink #: 456-180

    180 Degrees F Includes Seal Thermostat Only Replacement Alternate Temperature Option

    $23.19 View part →
  7. ✓ In Stock 2007 Buick Rainier Engine Coolant Thermostat (Motorad)

    2007 Buick Rainier Engine Coolant Thermostat (Motorad)

    Partslink #: 523-174

    174 Degrees F Includes Seal Alternate Temperature Option

    $23.19 View part →
  8. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (Motorad)

    2004-2006 Buick Rainier Engine Coolant Thermostat (Motorad)

    Partslink #: 456-160

    160 Degrees F Includes Seal Thermostat Only Replacement Alternate Temperature Option

    $23.19 View part →
  9. ✓ In Stock 2007 Buick Rainier Engine Coolant Thermostat (Motorad)

    2007 Buick Rainier Engine Coolant Thermostat (Motorad)

    Partslink #: 523-180

    180 Degrees F Includes Seal Alternate Temperature Option

    $25.03 View part →
  10. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (Motorad)

    2004-2006 Buick Rainier Engine Coolant Thermostat (Motorad)

    Partslink #: 7456-187

    187 Degrees F Includes Seal Thermostat Only Replacement OE Specified Temperature ; "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."

    $27.27 View part →
  11. ✓ In Stock 2007 Buick Rainier Engine Coolant Thermostat (Gates)

    2007 Buick Rainier Engine Coolant Thermostat (Gates)

    Partslink #: 34198

    190 Degree; OE Temperature; Seal included

    $28.37 View part →
  12. ✓ In Stock 2007 Buick Rainier Engine Coolant Thermostat (Motorad)

    2007 Buick Rainier Engine Coolant Thermostat (Motorad)

    Partslink #: 523-160

    160 Degrees F Includes Seal Alternate Temperature Option

    $32.64 View part →
  13. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (Calorstat)

    2004-2006 Buick Rainier Engine Coolant Thermostat (Calorstat)

    Partslink #: TH2105.71J

    With jiggle-pin; With off-set valve seat; With leak holes on the bypass valve; Gasket included Opening Temp: 71 C / 160 F Aftermarket Alternative

    $35.81 View part →
  14. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (Calorstat)

    2004-2006 Buick Rainier Engine Coolant Thermostat (Calorstat)

    Partslink #: TH2105.82J

    With jiggle-pin; With off-set valve seat; With leak holes on the bypass valve; Gasket included Opening Temp: 82 C / 180 F Aftermarket Alternative

    $35.85 View part →
  15. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (ACDelco)

    2004-2006 Buick Rainier Engine Coolant Thermostat (ACDelco)

    Partslink #: 131-156
    $41.85 View part →
  16. ✓ In Stock 2007 Buick Rainier Engine Coolant Thermostat (Motorad)

    2007 Buick Rainier Engine Coolant Thermostat (Motorad)

    Partslink #: 5523-187

    187 Degrees F Includes Seal OE Specified Temperature

    $41.96 View part →
  17. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (Gates)

    2004-2006 Buick Rainier Engine Coolant Thermostat (Gates)

    Partslink #: W0133-1783286

    w/o Housing

    $53.45 View part →
  18. ✓ In Stock 2004-2007 Buick Rainier Engine Coolant Thermostat (Gates)

    2004-2007 Buick Rainier Engine Coolant Thermostat (Gates)

    Partslink #: 33939

    192 Degree; OE Temperature; Seal included

    $57.97 View part →
  19. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (ACDelco)

    2004-2006 Buick Rainier Engine Coolant Thermostat (ACDelco)

    Partslink #: W0133-1783286

    w/o Housing

    $61.25 View part →
  20. ✓ In Stock 2007 Buick Rainier Engine Coolant Thermostat (CARQUEST)

    2007 Buick Rainier Engine Coolant Thermostat (CARQUEST)

    Partslink #: W0133-2337784
    $66.42 View part →
  21. ✓ In Stock 2007 Buick Rainier Engine Coolant Thermostat (Mishimoto)

    2007 Buick Rainier Engine Coolant Thermostat (Mishimoto)

    Partslink #: MMTS-VET-05
    $68.95 View part →
  22. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (Mishimoto)

    2004-2006 Buick Rainier Engine Coolant Thermostat (Mishimoto)

    Partslink #: MMTS-VET-97L
    $68.95 View part →
  23. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (Autopart International)

    2004-2006 Buick Rainier Engine Coolant Thermostat (Autopart International)

    Partslink #: W0133-3460237

    w/ Housing

    $84.58 View part →
  24. ✓ In Stock 2007 Buick Rainier Engine Coolant Thermostat (ACDelco)

    2007 Buick Rainier Engine Coolant Thermostat (ACDelco)

    Partslink #: W0133-1821992
    $87.27 View part →
  25. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (ACDelco)

    2004-2006 Buick Rainier Engine Coolant Thermostat (ACDelco)

    Partslink #: W0133-1783287

    w/ Housing

    $95.42 View part →
  26. ✓ In Stock 2004-2006 Buick Rainier Engine Coolant Thermostat (Gates)

    2004-2006 Buick Rainier Engine Coolant Thermostat (Gates)

    Partslink #: 34702

    187 Degree; OE Temperature; Seal included

    $96.38 View part →
  27. ✓ In Stock 2004-2007 Buick Rainier Engine Coolant Thermostat (Gates)

    2004-2007 Buick Rainier Engine Coolant Thermostat (Gates)

    Partslink #: W0133-1822284
    $96.55 View part →

What buyers are saying.

★★★★★ 4.9 1,451 verified reviews

Racing Partner Videos

Engine Coolant Thermostat Compatibility for Buick Rainier

Browse our selection of quality engine coolant thermostat parts designed specifically for your Buick Rainier. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

CXL · CXL Plus

Body Types

Sport Utility

Engine Options

L6 4.2L · V8 5.3L

Transmissions

Automatic

Added to cart · Part