How to replace the thermostat housing outlet on the LY7 or LLT engine on Cadillac CTS?

Engineers should start Thermostat Housing replacement of ly7 or llt engines by using cooling system draining and filling (GE 47716) to drain part of the cooling system. Before working on the Throttle Body of the llt engine remove it. The Radiator Hose must be disconnected from the Thermostat Housing while you remove all housing bolts. First remove the thermostat from the housing followed by seal disposal and surface cleaning of the Thermostat Housing. Replace the Thermostat Housing seals and the thermostat. Torque the Thermostat Housing bolts to 10 n.m (89 lb in). After installing the thermostat on the llt engine it is necessary to reinstall the Throttle Body as well. Finally follow cooling system draining and filling (GE 47716) to properly fill the cooling system.

OEM Cadillac CTS Thermostat Housing

Engine Coolant Thermostat Housing

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11 Thermostat Housings found

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Cadillac CTS 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:
- 2016-2019 Cadillac CTS | Luxury, Premium, Premium Luxury | 6 Cyl 3.6 L GAS
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Cadillac CTS Thermostat Housing Part Number: 25201447
$67.81 MSRP: $139.32
You Save: $71.51 (52%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Housing, Engine Coolant Temperature; Thermostat Housing Cover; Thermostat Gasket; Thermostat; Thermostat Cover; Water Inlet; Housing, Engine Coolant Thermostat
- Replaces: 12651603
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014-2019 Cadillac CTS | Base, Luxury, Performance, Premium | 4 Cyl 2.0 L GAS
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Cadillac CTS Thermostat Housing Part Number: 12706567
$141.01 MSRP: $289.76
You Save: $148.75 (52%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Housing, Engine Coolant Temperature; Thermostat Housing Cover; Housing, Engine Coolant Thermostat
- Replaces: 12584433, 12620259, 12597255, 12573977
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2009 Cadillac CTS | Base | 6 Cyl 3.6 L GAS
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Cadillac CTS Thermostat Housing Part Number: 12706566
$151.50 MSRP: $271.75
You Save: $120.25 (45%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Housing, Engine Coolant Temperature; Housing, Engine Coolant Thermostat
- Replaces: 12638185, 12652328, 12620251
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2014 Cadillac CTS | Base, Luxury, Performance, Premium, Vsport, Vsport Premium | 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
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Cadillac CTS Thermostat Housing Part Number: 12706565
$72.43 MSRP: $148.84
You Save: $76.41 (52%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Housing, Engine Coolant Temperature; Thermostat Housing Cover; Housing, Engine Coolant Thermostat
- Replaces: 12638184, 12620254, 12652327
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014-2016 Cadillac CTS | Luxury, Performance, Premium | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
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Cadillac CTS Thermostat Housing Part Number: 12690768
$121.56 MSRP: $218.04
You Save: $96.48 (45%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Housing, Engine Coolant Temperature; Housing, Engine Coolant Thermostat
- Replaces: 12639905, 12681134
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014-2019 Cadillac CTS | Vsport, Vsport Premium, Vsport Premium Luxury | 6 Cyl 3.6 L GAS
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Cadillac CTS Thermostat Part Number: 12620250
Product Specifications
- Other Name: Cover
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008 Cadillac CTS | Base | 6 Cyl 3.6 L GAS
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Cadillac CTS Thermostat Housing Part Number: 12620248
Product Specifications
- Other Name: Housing; Thermostat Housing Cover
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008 Cadillac CTS | Base | 6 Cyl 3.6 L GAS
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Cadillac CTS Thermostat Housing Part Number: 12596140
Product Specifications
- Other Name: Thermostat Housing Cover
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2007 Cadillac CTS | Base | 6 Cyl 2.8 L GAS, 6 Cyl 3.6 L GAS
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Cadillac CTS Thermostat Housing Part Number: 12590868
Product Specifications
- Other Name: Thermostat Housing Cover
- Replaces: 12586469
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2006 Cadillac CTS | Base | 6 Cyl 2.8 L GAS, 6 Cyl 3.6 L GAS
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Cadillac CTS Thermostat Housing Part Number: 55353492
Product Specifications
- Other Name: Housing, Engine Coolant Thermostat; Thermostat Housing Cover; Thermostat Housing Gasket; Thermostat
- Replaces: 90502201
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2004 Cadillac CTS | Base, Luxury, Luxury Sport | 6 Cyl 3.2 L GAS

Cadillac CTS 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 Cadillac CTS parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Cadillac CTS 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 essential part of shipment in the Cadillac CTS series which is associated with the car's reputation for reliability and performance in the management of the temperature of the vehicle's engine. This is achieved through the function of this Thermostat Housing that not only houses the thermostat to help avoid the engine overheating but also helps in directing efficient circulation of coolants for a healthy engine. This Thermostat Housing is developed to be compatible with many CTS models manufactured between 2003 and 2019, and the strict standards are considered. For performance demands, the construction of the Thermostat Housing provides two materials that are medium in strength yet lightweight and rigid- Metal and High-grade Plastic. In particular, the Thermostat Housing comes with different water outlet necks' styles, straight, swivel, and angled that improve the cooling system and the routing of the hose and sealing making the operation leak-free. The above detail pays a significant part in the elegance of the Cadillac CTS as well as increase the safety of the car by eliminating any possible situations that may lead to overheating of the engine. Thermostat Housing is among the few popular products in the automotive market because of its durability and peculiarities of work in contrast to domestic analogous, so it would be a perfect choice for those Cadillac CTS car owners willing to take care of their vehicle. Due to its major contribution towards the improvement of performance as well as safety of Cadillacs, Thermostat Housing can be considered as a rather critical component for Cadillac automobiles.

Cadillac CTS Thermostat Housing Parts Questions & Experts Answers

Thermostat Housing
12620248
Q: How to replace the thermostat housing outlet on the LY7 or LLT engine on Cadillac CTS?
A:
Engineers should start Thermostat Housing replacement of ly7 or llt engines by using cooling system draining and filling (GE 47716) to drain part of the cooling system. Before working on the Throttle Body of the llt engine remove it. The Radiator Hose must be disconnected from the Thermostat Housing while you remove all housing bolts. First remove the thermostat from the housing followed by seal disposal and surface cleaning of the Thermostat Housing. Replace the Thermostat Housing seals and the thermostat. Torque the Thermostat Housing bolts to 10 n.m (89 lb in). After installing the thermostat on the llt engine it is necessary to reinstall the Throttle Body as well. Finally follow cooling system draining and filling (GE 47716) to properly fill the cooling system.