How to replace the thermostat housing on LLV - 2.9L and LLR - 3.7L engines on GMC Canyon?

To replace the water outlet housing on llv - 2.9l and llr - 3.7 l engines, the coolant system has to be drained first. During this, make sure you tried it using the hose clamp pliers (J 38185) to disconnect the radiator outlet hose from the water outlet house. Next, take off the power steering pump bracket and the water outlet housing bolts, then the water outlet housing can be removed from the Cylinder Head. Cleaning and inspection of water outlet housing and sealing surface on Cylinder Head part. Mount the new water outlet housing upon the Cylinder Head and start the bolts tightening up to 10 n.m (89 lb in). Replace the power steering pump bracket, and use the hose clamp pliers (J 38185) to join the outlet hose from the radiator to the water outlet housing. Lastly, fill the cooling system and check all the sealing surfaces for leaks after starting the engine.

OEM GMC Canyon Thermostat Housing

Engine Coolant Thermostat Housing

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4 Thermostat Housings found

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GMC Canyon Thermostat Housing
Part Number: 12678784
$43.12 MSRP: $88.60
You Save: $45.48 (52%)
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Product Specifications
- Other Name: Housing, Engine Coolant Temperature; Thermostat Housing Cover; Thermostat Gasket; Thermostat Unit; Housing, Engine Coolant Thermostat
- Replaced by: 12741007
- Replaces: 12673280, 12647180, 12670209
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2022 GMC Canyon | All Terrain, AT4, Base, Denali, Elevation, Elevation Standard, SLE, SLT | 6 Cyl 3.6 L GAS
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GMC Canyon Thermostat Housing
Part Number: 12622316
$76.52 MSRP: $157.24
You Save: $80.72 (52%)
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Product Specifications
- Other Name: Housing, Engine Coolant Thermostat; Thermostat Housing Cover; Water Outlet
- Replaces: 12620113, 12579956
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2012 GMC Canyon | SL, SLE, SLT, WT, Z71 Fleet, Z71 SL, Z71 SLE, Z85 SL, Z85 SLE | 4 Cyl 2.8 L GAS, 4 Cyl 2.9 L GAS, 5 Cyl 3.5 L GAS, 5 Cyl 3.7 L GAS
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GMC Canyon Thermostat Housing
Part Number: 25201448
$71.39 MSRP: $146.70
You Save: $75.31 (52%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Housing, Engine Coolant Temperature; Thermostat Cover; Water Inlet; Housing; Housing, Engine Coolant Thermostat
- Replaces: 12650241
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2022 GMC Canyon | Base, Elevation, Elevation Standard, SL, SLE, SLT | 4 Cyl 2.5 L GAS
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GMC Canyon Thermostat Housing
Part Number: 12698362
$92.62 MSRP: $190.32
You Save: $97.70 (52%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Housing, Engine Coolant Thermostat; Thermostat Housing Cover
- Replaces: 12681135, 12660976
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2016 GMC Canyon | Base, SLE, SLT | 6 Cyl 3.6 L GAS

GMC Canyon Thermostat Housing

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GMC Canyon Thermostat Housing Parts Questions & Experts Answers

Thermostat Housing
12622316
Q: How to replace the thermostat housing on LLV - 2.9L and LLR - 3.7L engines on GMC Canyon?
A: To replace the water outlet housing on llv - 2.9l and llr - 3.7 l engines, the coolant system has to be drained first. During this, make sure you tried it using the hose clamp pliers (J 38185) to disconnect the radiator outlet hose from the water outlet house. Next, take off the power steering pump bracket and the water outlet housing bolts, then the water outlet housing can be removed from the Cylinder Head. Cleaning and inspection of water outlet housing and sealing surface on Cylinder Head part. Mount the new water outlet housing upon the Cylinder Head and start the bolts tightening up to 10 n.m (89 lb in). Replace the power steering pump bracket, and use the hose clamp pliers (J 38185) to join the outlet hose from the radiator to the water outlet housing. Lastly, fill the cooling system and check all the sealing surfaces for leaks after starting the engine.

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