Diagnostic Aids

WARNING: This page is about a different car, the 2008 Pontiac G5 and 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.

Inspect the mode door and the mode actuator for the following conditions:

A misaligned mode actuator
Broken or binding linkages or mode door
An obstruction that prevents the mode door from operating within its full range of motion
Missing seals to the mode door
Misaligned seals to the mode door