Avalanche 4WD V8-5.3L (2011)
5. Remove the trailer brake control relay bolts (1).
6. Disconnect the electrical connector and remove the trailer brake control relay (1).
Installation Procedure
Chevrolet Workshop Service and Repair Manuals
Rear Suspension and Fuel System Components|Page 11040 >
< Rear Suspension and Fuel System Components|Page 11038
Page 2
