Blower Motor Inoperative

TEST DESCRIPTION

Steps 1-8:

Steps 9-17:

The number(s) below refer to the step number(s) on the diagnostic table.
2. This step tests for blower motor operation in any speed setting.
3. This step tests for voltage at the blower motor.
4. This step tests for a possible open in the blower motor resistor assembly or blower motor ground circuit.
5. This step tests for output voltage from the blower motor switch.

For a description of the RPO Code(s) shown in this article/images refer to the RPO Code List found at Vehicle/Application ID. RPO Codes