GMC TSB #PIT5189
2009 GMC Sierra
Affected Component: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
- Summary
- This Preliminary Information communication provides information to the technician the steps to diagnose and repair vehicles that have windows inoperative while the engine is running but work when the engine is off. Technician should look for aftermarket parts and remove them and retest the windows before any in depth diagnostics are performed.