Air Recirculation Malfunction
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
Air Recirculation Malfunction
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: HVAC Schematics Connector End View Reference: HVAC Connector End Views DEFINITION: Air recirculation is inoperative or is always ON. |
|||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle |
| 2 |
|
Go to Testing for Intermittent Conditions and Poor Connections | Go to Step 3 |
| 3 | Inspect for poor connections at the harness connector of the HVAC control module. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
. Did you find and correct the condition? |
Go to Step 5 | Go to Step 4 |
| 4 | Replace the HVAC control module. Refer to Control Module References
for replacement, setup, and programming. Did you complete the replacement? |
Go to Step 5 | - |
| 5 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 2 |