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GMC c6500 parking brake module DTCs
Posted to HD/Fleet Forum on 4/21/2020 6 Replies

Truck came in with "service park brake" light on in dash. Parking brake wont release, motor wont run etc.. Parking brake module inside cab reads 'LO' as best as I can tell some of the LEDs are burnt out for the display.

There is a pin above the warning buzze... Login to read more.

6 Replies Received (View Replies)

 

car Vehicle Data

2000 GMC C6500 Topkick C6H042 7.4L

VIN 1GDG6H1B9Y
Engine7.4 L

car Vehicle Data

2000 GMC C6500 Topkick C6H042 7.4L

VIN 1GDG6H1B9Y
Engine7.4 L