2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 316

2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 316

Motor/Service and Repair/HVAC - Automatic/Auxiliary Temperature Valve Actuator Replacement (Behr))Auxiliary Temperature Valve

Actuator Replacement (Delphi) (See: Heating and Air Conditioning/Air Door/Air Door Actuator / Motor/Service and Repair/HVAC -

Automatic/Auxiliary Temperature Valve Actuator Replacement (Delphi))

* Auxiliary Mode Valve Actuator Replacement (Behr) (See: Heating and Air Conditioning/Air Door/Air Door Actuator / Motor/Service and

Repair/HVAC - Automatic/Auxiliary Mode Valve Actuator Replacement (Behr))Auxiliary Mode Valve Actuator Replacement (Delphi) (

See: Heating and Air Conditioning/Air Door/Air Door Actuator / Motor/Service and Repair/HVAC - Automatic/Auxiliary Mode Valve

Actuator Replacement (Delphi))

* Control Module References (See: Testing and Inspection/Programming and Relearning)for HVAC control module replacement, setup, and

programming

B0509

DTC B0158, B0163, B0168, B0173, B0178, B0509, B0514, B3578, or B3583

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System

Check - Vehicle) prior to using this diagnostic procedure.

* Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an

overview of the diagnostic approach.

* Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure

Instructions) provides an overview of each diagnostic category.

DTC Descriptors

DTC B0158 02

- Outside Air Temperature Sensor Circuit Short to Ground

DTC B0158 05

- Outside Air Temperature Sensor Circuit Short to Battery or Open

DTC B0163 02

- Passenger Compartment Temp Sensor 1 Circuit Short to Ground

DTC B0163 05

- Passenger Compartment Temp Sensor 1 Circuit Short to Battery or Open

DTC B0168 02

- Passenger Compartment Temp Sensor 2 Circuit Short to Ground

DTC B0168 05

- Passenger Compartment Temp Sensor 2 Circuit Short to Battery or Open

DTC B0173 02

- Output Air Temperature Sensor 1 Circuit Short to Ground

DTC B0173 05

- Output Air Temperature Sensor 1 Circuit Short to Battery or Open

DTC B0178 02

- Output Air Temperature Sensor 2 Circuit Short to Ground

DTC B0178 05

- Output Air Temperature Sensor 2 Circuit Short to Battery or Open

DTC B0509 02

- Output Air Temperature Sensor 3 Circuit Short to Ground

DTC B0509 05

- Output Air Temperature Sensor 3 Circuit Short to Battery or Open

DTC B0514 02

- Output Air Temperature Sensor 4 Circuit Short to Ground

DTC B0514 05

- Output Air Temperature Sensor 4 Circuit Short to Battery or Open

DTC B3578 02

- Output Air Temperature Sensor 6 Circuit Short to Ground