GM 91177392 Shoe Kit,Brake (On Esn)

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When replacing brake shoes, also replace retractor and hold-down springs. Springs lose tension over time due to heating and cooling. If not replaced, shoes may drag and wear faster. When replacing rear brake shoes, use high-quality parts. Steps:Loosen lug nuts and raise rear of vehicle on jackstands. Block front wheels.Release parking brake.Remove wheel. Work on one brake assembly at a time.Remove cotter pin and nut retaining brake drum.Remove brake drums. If stuck, retract shoes by removing plug and pushing on hold-down spring.Use slide hammer if needed.Compress hold-down spring and remove.Remove clip retaining parking brake lever.Remove lower shoe return spring.Remove brake shoes from backing plate and lever.Transfer parts to new shoes.Clean backing plate and apply brake grease.Install new shoes, use new clip for parking brake lever.Check drum for damage, turn if necessary.Install brake drum.Install and tighten drum retaining nuts.Mount wheel, lower vehicle.Adjust brakes with several stops.Check brake operation before driving.