Blower Motor Inoperative

TEST DESCRIPTION

Steps 1-8:

Steps 9-15:

The numbers below refer to the step numbers in the diagnostic table.
6. There are two blower motor supply voltage circuits at the high speed blower motor relay. Probe the circuit that is connected to the blower motor resistor assembly.
7. There are two ignition 3 voltage circuits at the HVAC control assembly. Probe the circuit that is the supply voltage to 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