GM parts logo
GM Genuine Parts Engine Coolant Thermostat without Seal
OE
Pack of 1

GM Genuine Parts Engine Coolant Thermostat without Seal

GM Part #12600171

ACDelco Part #131-156

MSRP$45.12*

ACDelco GM Original Equipment Engine Coolant Thermostats control the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature, and are GM-recommended replacements for your vehicle's original components.

  • Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature
  • GM-recommended replacement part for your GM vehicle's original factory component
  • Offering the quality, reliability, and durability of GM OE

Pack of 1

About this product

ACDelco GM Original Equipment Engine Coolant Thermostats control the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature, and are GM-recommended replacements for your vehicle's original components. These original equipment engine coolant thermostats have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

  • Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature
  • GM-recommended replacement part for your GM vehicle's original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function

Sealing Flange Outside Diameter2.125 in / 54 mm
Start to Open Temperature86 °C / 186.8 °F
Height Between Flanges1.803 in / 45.8 mm
Height2.91 in / 74 mm
ClassificationOE
MaterialStainless Steel
Gasket Or Seal IncludedNo
Seal TypeGasket
Jiggle Pin Weep HoleYes
Installation Tool IncludedNo
TypeConventional

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

Good Maintenance Practices:

  • Have cooling system inspected immediately if instrument panel-mounted temperature gauge indicates engine overheating
  • Use the recommended coolant type for your vehicle

ModelBody StyleTrimYear(s)
Allure2008, 2009
LaCrosse2008, 2009
Rainier2004, 2005, 2006