The Blower and, Heater Controls, and A/C Do Not Work

The blower and, heater controls, and A/C do not work

Climate control unit troubleshooting Testing and Inspection

Also check for

HVAC DTCs Initial Inspection and Diagnostic Overview

Also check for

Blown fuse No. 30 (10 A) in the under-dash fuse/relay box

Also check for

Poor ground at G506

Also check for

Cleanliness and tightness of all terminals