CTS Sedan RWD V6-3.0L (2010)
Engine Block Heater: Service and Repair
Coolant Heater Replacement
Coolant Heater Replacement (LF1/LLT)
Removal Procedure
1. Turn the ignition OFF.
2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (See: Maintenance/Vehicle Lifting/Service and Repair).
3. Disconnect the coolant heater cord from the coolant heater.
4. Remove the coolant heater.
Installation Procedure
1. Install the coolant heater.
