Circuit/System Verification
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
Ignition ON, cycle the auxiliary blower between the LOW, MED and HIGH speed positions. The blower motor should operate at the appropriate speed in each position.
- If the blower motor is inoperative at all speeds, refer to Blower Motor Inoperative.
- If the blower motor is inoperative in only one speed or does not change speed when cycling between the speed positions, refer to Blower Motor Malfunction.