Engine Coolant Thermostat - GM (12680456)

Fits 2017-2023 GM

MSRP $38.32
Invalid Postal Code
  • Details
  • Also Purchased
  • Additional Info
  • Vehicle Fitment
  • Product Reviews
  • Ask Our Team
  • Warranty & Disclosures
  • Installation Instructions
  • Policies

Details

  • Brand:
    Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts
  • SKU: 12680456
  • Other Names: Thermostat, 1258
  • Description:

    Silverado, sierra. 6.6l. 185 degrees. 6.6L diesel, 185 deg. Silverado, Sierra 2500 HD. 185 degrees. Silverado, Sierra 3500 HD. 185 degrees. Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature

  • Condition: New
  • Applications: 6.6L DIESEL.
  • Sold In Quantity: 1

Vehicle Fitment

Vehicle Fitment
Year Make Model Body & Trim Engine & Transmission
2023 Chevrolet Silverado 2500 HD Custom, High Country, LT, LTZ, WT 6.6L V8 - Diesel
2023 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel
2023 GMC Sierra 2500 HD AT4, Denali, Pro, SLE, SLT 6.6L V8 - Diesel
2023 GMC Sierra 3500 HD AT4, Denali, Pro, SLE, SLT 6.6L V8 - Diesel
2022 Chevrolet Silverado 2500 HD Custom, High Country, LT, LTZ, WT 6.6L V8 - Diesel
2022 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel
2022 GMC Sierra 2500 HD AT4, Denali, Pro, SLE, SLT 6.6L V8 - Diesel
2022 GMC Sierra 3500 HD AT4, Denali, Pro, SLE, SLT 6.6L V8 - Diesel
2021 Chevrolet Silverado 2500 HD Custom, High Country, LT, LTZ, WT 6.6L V8 - Diesel
2021 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel
2021 GMC Sierra 2500 HD AT4, Base, Denali, SLE, SLT 6.6L V8 - Diesel
2021 GMC Sierra 3500 HD AT4, Base, Denali, SLE, SLT 6.6L V8 - Diesel
2020 Chevrolet Silverado 2500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel
2020 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel
2020 GMC Sierra 2500 HD AT4, Base, Denali, SLE, SLT 6.6L V8 - Diesel
2020 GMC Sierra 3500 HD AT4, Base, Denali, SLE, SLT 6.6L V8 - Diesel
2019 Chevrolet Silverado 2500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel
2019 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel
2019 GMC Sierra 2500 HD Base, Denali, SLE, SLT 6.6L V8 - Diesel
2019 GMC Sierra 3500 HD Base, Denali, SLE, SLT 6.6L V8 - Diesel
2018 Chevrolet Silverado 2500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel
2018 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel
2018 GMC Sierra 2500 HD Base, Denali, SLE, SLT 6.6L V8 - Diesel
2018 GMC Sierra 3500 HD Base, Denali, SLE, SLT 6.6L V8 - Diesel
2017 Chevrolet Silverado 2500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel
2017 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.6L V8 - Diesel
2017 GMC Sierra 2500 HD Base, Denali, SLE, SLT 6.6L V8 - Diesel
2017 GMC Sierra 3500 HD Base, Denali, SLE, SLT 6.6L V8 - Diesel
(2823 more fitments)

Suburban Auto Parts

SuburbanAutoParts.com is powered by the Suburban Collection and their many world-class dealerships. We offer wholesale pricing, fast shipping, and no-hassle returns on OEM parts and accessories for 25+ vehicle makes. We are a top-rated retailer, with more than 1,000 five star reviews!

  • We only sell genuine OEM parts and accessories, and offer parts for more than two dozen brands
  • When you provide your vehicle VIN, we can guarantee an exact fit
  • We have a huge warehouse of inventory, so we can ship most orders same day

At SuburbanAutoParts.com, we take customer satisfaction seriously. If you have any questions or issues, give us a call.

Read more about Suburban Auto Parts

GM

Need a part to get your car, truck, or SUV back on the road again? Or maybe an accessory to give it a little more style? We've got you covered. We only offer genuine GM parts and accessories, so you can rest assured you're getting the very best quality product when you buy from us. And because we're one of the largest retailers of OEM parts in the USA, we've got a huge inventory of parts and accessories - like this Engine Coolant Thermostat - in stock and ready to ship ASAP. And our prices? Your local dealership can't come close.

Looking for more parts for your Buick, Cadillac, Chevy, or GMC? We've got the entire GM parts catalog, all at great prices.

As a matter of fact, we've even got parts for older brands like Hummer, Oldsmobile, Pontiac and Saturn. No one loves GM parts more than us!