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June 24, 2019 Service bulletin

This Preliminary information communicates a customer concern of IPC gauges inoperative or fluctuate, No...

Chevrolet technical service bulletin PIT5586C for 2017-2019 Chevrolet Silverado 1500, 2017-2019 Chevrolet Tahoe and 2017-2019 GMC Sierra 1500 and others.

Bulletin number
PIT5586C
Component
Equipment: electrical
Summary
This Preliminary information communicates a customer concern of IPC gauges inoperative or fluctuate, No Start, No Crank, SIR Light / Service Airbag Message, Service Suspension Message, Radio display blank, Steering Wheel Controls (SWC) not illuminated, Turn Signal no audible feedback, HVAC controls inoperative. During diagnostics a technician may find any of the following DTC's: B1011, B1370, B3980, U0020, U0029, U007D, U0073, U0078, U0100, U0101, U0102, U0104, U0140, U0151, U0155, U0164, U0184, U0186, U0198, U0422. Dealer is instructed to check Serial Data Gateway Module X2 connector for terminal concerns and repair as needed.

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