For 1990-2009 cars

### Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Disconnect the coolant heater power supply cord from the coolant heater.
3. Lower the vehicle.
4. Disconnect the coolant heater cord clips (3) from the cylinder heads.
5. Disconnect the coolant heater cord clip from the engine wiring harness.
6. Remove the coolant heater cord (1) from the vehicle.

### Installation Procedure

1. Position the coolant heater cord (1) to the engine harness.
2. Connect the coolant heater cord clip to the engine wiring harness.
3. Connect the coolant heater cord clips (3) to the cylinder heads.
4. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
5. Connect the coolant heater cord to the coolant heater.
6. Lower the vehicle.