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February 19, 2020 Service bulletin

Suspension

Chevrolet technical service bulletin PIT5307G for 2014-2018 Chevrolet Silverado 1500, 2015-2019 Chevrolet Tahoe and 2014-2018 GMC Sierra 1500 and others.

Bulletin number
PIT5307G
Component
Suspension
Summary
This Preliminary Information communication provides information to the technician about vehicles that may have a service engine soon malfunction indicator lamp, antilock braking system malfunction indicator lamp, service suspension system message, misfire, hesitation, no crank, heater-vent-air conditioning inoperative. Technician may find F11UA, F104UA, F35UA, and or F60UA blown. Technician should inspect the engine harness near the vacuum pump pulley to be chafing. Technician will need to reroute the wire harness and repair and damaged wires.

Owners of these vehicles have filed 407 complaints in the suspension category.

Vehicles covered

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