GMC TSB #PIT4383Q
2009 GMC Sierra 1500
Affected Component: SERVICE BRAKES, AIR:SUPPLY:LOW PRESSURE WARNING:SWITCH
- Summary
- THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE ELECTRONIC BRAKE CONTROL MODULE AND BRAKE PRESSURE MODULATOR VALVE FOR THE 2-MODE HYBRID UTILITIES AND TRUCKS ARE NOW OFF RESTRICTION THROUGH THE GENERAL MOTORS TECHNICAL ASSISTANCE CENTER.