OEM GM Thermostats
availability
The thermostat on your GM vehicle is made to regulate the temperature in your engine, so you don't run too hot or too cold. Should you notice a change in your temperature gauge (or, like we talk about in this article, you are overheating), you may have a failing thermostat. If so, you need a new OEM thermostat.
- OEM thermostats are made to meet GM's factory standards for performance, so it will be able to handle your model's needs.
- OEM GM thermostats are made from quality materials that make it last as long as the original thermostat.
- A GM thermostat is an exact fit replacement part that never needs to be modified in order to get it to fit.
When you buy your OEM GM parts from us, you'll get fast, affordable shipping. Order today and get back on the road.
Engine Coolant Thermostat Housing Stud
GM
11519789
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$3.58
MSRP $4.63
Save $1.05
22.7% Off 
Thermostat Bypass Pipe Adapter Seal
GM
10189205
Coolant Bypass Pipe. 3.4 & 3.5L. 3.1L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$9.73
MSRP $14.42
Save $4.69
32.5% Off 
Thermostat Bypass Pipe Seal (O-Ring)
GM
12582448
Coolant Bypass Pipe. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$11.46
MSRP $16.98
Save $5.52
32.5% Off 
Engine Coolant Thermostat and Housing Assembly
GM
12689041
Enclave, Traverse. Outlook. Acadia Limited. Repairs leaking thermostat housings
$77.65
MSRP $115.04
Save $37.39
32.5% Off 
Engine Coolant Thermostat Water Inlet Assembly
GM
12571261
Includes thermostat. All models. Corvette. 8 cylinder, 1998-02. 5.7L. S-series. 5.3L. Incl.Gasket,Housing and Thermostat. Hummer H2....
$51.98
MSRP $76.99
Save $25.01
32.5% Off 
Engine Coolant Thermostat and Housing Assembly
GM
12694088
Volt. Repairs leaking thermostat housings
$77.65
MSRP $115.04
Save $37.39
32.5% Off 
Engine Coolant Thermostat and Housing Assembly
GM
12681133
3.6L. Traverse. Enclave. Repairs leaking thermostat housings
$92.96
MSRP $137.72
Save $44.76
32.5% Off 
Engine Coolant Thermostat Water Inlet Assembly
GM
12600172
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts...
$54.42
MSRP $80.63
Save $26.21
32.5% Off 
Engine Coolant Thermostat Housing Plug O-Ring
GM
55555984
These are Sold Individually. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$1.17
MSRP $1.73
Save $0.56
32.4% Off 
M6x1x60 Engine Coolant Thermostat Housing Bolt
GM
11588719
Shifter & components, 8 speed trans, 6x60mm. 3.0L twin-turbo. 3.6L 2017-21. This GM Genuine Part is designed, engineered, and tested to...
$0.27
MSRP $0.35
Save $0.08
22.9% Off 
Engine Coolant Thermostat and Housing Assembly
GM
12638452
3.6L twin-turbo. XTS. With turbocharger. Repairs leaking thermostat housings
Corrects engine overheating caused by failed thermostat
$155.76
MSRP $230.77
Save $75.01
32.5% Off 
Engine Coolant Thermostat and Housing Assembly
GM
12622316
Canyon, Colorado. 2.8 & 2.9L. Hummer H3. 3.7L. This GM Genuine part is designed, engineered and tested to rigorous standards, and are...
$110.96
MSRP $164.38
Save $53.42
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