How to replace the Thermostat Housing on LLV and LLR (2.9L, 3.7L) on Chevrolet Colorado?

You need to empty the cooling system before changing the Thermostat Housing of llv and llr models (2.9L, 3.7L). Use j 38185 hose clamp pliers to detach the radiator outlet hose from the Thermostat Housing after placing the tool onto the clamp. Begin by removing the power steering pump bracket followed by the Thermostat Housing bolts before separating the housing from the Cylinder Head. Both the Thermostat Housing and Cylinder Head sealing surface require inspection after cleaning. Start by mounting the Thermostat Housing correctly onto the Cylinder Head while keeping to fastener cautions then bolt it and apply a torque of 10 nm (89 lb in). Reinstall the power steering pump bracket before using the j 38185 hose clamp pliers to connect the radiator outlet hose to the Thermostat Housing. Then complete the operation by filling the cooling system. After starting the engine proceed with a leak inspection of all sealing surfaces.

OEM Chevrolet Colorado Thermostat Housing

Engine Coolant Thermostat Housing

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4 Thermostat Housings found

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Chevrolet Colorado Thermostat Housing Part Number: 12678784
$47.49 MSRP: $88.60
You Save: $41.11 (47%)
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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 Chevrolet Colorado | LT, WT, Z71, ZR2 | 6 Cyl 3.6 L GAS
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Chevrolet Colorado Thermostat Housing Part Number: 12622316
$85.94 MSRP: $160.38
You Save: $74.44 (47%)
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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 Chevrolet Colorado | Base, LS, LT, Sport, Sport LS, WT, Z71, Z71 LS, Z85, Z85 LS | 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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Chevrolet Colorado Thermostat Housing Part Number: 25201448
$50.57 MSRP: $149.64
You Save: $99.07 (67%)
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 Chevrolet Colorado | Base, LT, WT, Z71 | 4 Cyl 2.5 L GAS
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Chevrolet Colorado Thermostat Housing Part Number: 12698362
$94.46 MSRP: $194.12
You Save: $99.66 (52%)
Ships in 1-2 Business Days
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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 Chevrolet Colorado | LT, WT, Z71 | 6 Cyl 3.6 L GAS

Chevrolet Colorado Thermostat Housing

Want to cut long-term maintenance and repair costs? Choose OEM Thermostat Housing. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Chevrolet Colorado parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Chevrolet Colorado Thermostat Housing includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

The Thermostat Housing is an important element of the Chevrolet Colorado Motor vehicle's engine cooling system that was recognized for its quality and efficiency. This substantial section protects the thermostat well to allow constant circulation of coolants besides managing the engine temperature. As it is charged with the responsibility of shielding the thermostat from impurities and changes in the climate, the Thermostat Housing helps to prevent overheating that compromises the operation of the engine and contributes to making it safer. This thermostat housing is available in a range of the Chevrolet Colorado models with various types of metal or high-grade plastic based on the requirement of the vehicle's cooling system. The metal housings provide case rigidity and the plastic type does not corrode, thus suitable for a variety of driving environments. For instance, the Thermostat Housing has features like swivel neck that increase the flexibility of the hose routing hence allowing easy installation and efficient sealing. This consideration explains why Chevrolet Colorado is a vehicle with high quality and ability when it comes to performance. Since Chevrolet Colorado's inception in 2004 as a compact to mid-size pickup truck, it has gone through many enhancements and the thermostat housing is pointer of this manufacture. Being a reliable auto part that boosts the longevity and efficiency of the engine, the Thermostat Housing is one of the stay-out auto commodities in the market, making sure that Chevrolet Colorado car owners can depend on their trucks for the longest time.

Chevrolet Colorado Thermostat Housing Parts Questions & Experts Answers

Thermostat Housing
12622316
Q: How to replace the Thermostat Housing on LLV and LLR (2.9L, 3.7L) on Chevrolet Colorado?
A:
You need to empty the cooling system before changing the Thermostat Housing of llv and llr models (2.9L, 3.7L). Use j 38185 hose clamp pliers to detach the radiator outlet hose from the Thermostat Housing after placing the tool onto the clamp. Begin by removing the power steering pump bracket followed by the Thermostat Housing bolts before separating the housing from the Cylinder Head. Both the Thermostat Housing and Cylinder Head sealing surface require inspection after cleaning. Start by mounting the Thermostat Housing correctly onto the Cylinder Head while keeping to fastener cautions then bolt it and apply a torque of 10 nm (89 lb in). Reinstall the power steering pump bracket before using the j 38185 hose clamp pliers to connect the radiator outlet hose to the Thermostat Housing. Then complete the operation by filling the cooling system. After starting the engine proceed with a leak inspection of all sealing surfaces.