20 Most Recent
2005 Pontiac Montana SV6 - Page 2 Questions & Answers
Had the battery changed, but
Try this calibration procedure and let us know if you have more questions:
-
Start the vehicle.
- Wait 40 seconds for the HVAC control module to self-calibrate.
- Verify that no DTCs have set as current DTCs.
- Clear all DTCs.
- Place the ignition switch to the OFF position.
- With the Mode knob in the PANEL position, press and hold the AC button for 5 seconds.
- Rotate the Mode knob fully counterclockwise.
- Rotate the Mode knob fully clockwise.
- Rotate the Mode knob fully counterclockwise.
- Release the AC button.
- Wait 40 seconds for the HVAC control module to self-calibrate.
- Start the vehicle.
- Verify that no DTCs have set as current DTCs.
Not finding what you are looking for?