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November 1, 2022 Service bulletin

Vehicle speed control

Chevrolet technical service bulletin PIT5082B for 2007-2013 Chevrolet Silverado 1500, 2007-2014 Chevrolet Tahoe and 2007-2010, 2012-2013 GMC Sierra 1500 and others.

Bulletin number
PIT5082B
Component
Vehicle speed control
Summary
This Preliminary Information communication provides information to the technician about vehicle HVAC system does not always respond to requests for changes in air delivery or temperature from the HVAC controls. The technician may find that the HVAC control module will communicate with the scan tool but the HVAC door data actual counts will read 0 counts. The dealer is directed to ensure there is 12V on circuit 300 at HVAC control module before replacing module.

Owners of these vehicles have filed 220 complaints in the acceleration category.

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