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AC Delco®
131-151 GM Original Equipment Series Thermostat

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$48.99Save: $24.50(50%)
Manufacturer #131-151
Vehicle Info Required to Guarantee FitAdd Vehicle


Includes Seal
Quantity Sold:
Sold individually
24-months or unlimited mile AC Delco limited warranty
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Stainless Steel
Recommended Use:
OE Replacement
GM Original Equipment Series

Vehicle Fitment Information

Vehicle Name
Fitment Information
1996 GMC Jimmy
6 Cyl 4.3L
1996-1997 Chevrolet C1500
8 Cyl 5.0L
1996-1997 Chevrolet C1500
6 Cyl 4.3L
1996-1997 Chevrolet C1500
8 Cyl 5.7L
1996-1997 Chevrolet C1500 Suburban
8 Cyl 5.7L
Page 1 of 57 | Showing 1 - 5 of 284 results

Product Information


The factory-original fit and lasting function of ACDelco’s OE replacement thermostats provide the perfect repair without breaking your budget. Established in 1899, ACDelco manufactures original GM parts and premium OE replacement parts for other brands in the automotive aftermarket.

  • High-grade design delivers extended lifespan
  • Carefully formed to suit your specific vehicle
  • Engineered to exact OE standards
  • Has undergone stringent evaluation to guarantee proper fit and performance
Need help?Call our product expert1-866-529-0412
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Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Product Q&A

What is the temperature range?John E. M.Dec 26, 2021
Best Answer:Hi John, I'm glad to assist you. This is only up to a temperature range of 180-degrees. The appropriate thermostat with a 195-degree temperature range is with part number GAT33019S. Grab our sale price offer and click the link below to order today. I hope this helps. Happy shopping. <a href="https://www.carparts.com/details/Chevrolet/C1500/Gates/Thermostat/1997/Silverado/8_Cyl_5-dot-7L/GAT33019S.html?can=CPJE1043" target="_blank">https://www.carparts.com/details/Chevrolet/C1500/Gates/Thermostat/1997/Silverado/8_Cyl_5-dot-7L/GAT33019S.html?can=CPJE1043</a>
Jeonino E.STAFFDec 26, 2021
Just put in a new Jasper motor, warranty wants a AC delco; just installed your 180• themostat and it’s running around 210 to 225 and the clutch fan want stop running, is this unit bad I bought, need some help; also there is no air in the radiator or line?DANNY J.May 19, 2022
Best Answer:Hi Danny, I'm glad to assist you. This has a 198-degree operating temperature. Please consult with your trusted local auto repair shop to see the main cause of the problem. If the part is defective, you can have it returned for a refund or have it replaced if found to be defective (<a href="https://www.carparts.com/customer/returnpolicy" target="_blank">https://www.carparts.com/customer/returnpolicy</a>). I hope this helps. Happy shopping.
Jeonino E.STAFFMay 19, 2022

Customer Reviews

Gm Original Equipment Series Thermostat
Thermostat 2011 Silverado V6
Works perfectly on my 2011 Silverado V6. Runs good and no issues even after a couple of weeks. Safer and way more durable than the aftermarket non-oem thermostats 👍🏽👍🏽
Gavino B.
Purchased on Mar 09, 2024