Rear Brake Caliper Replacement (JH6, JH7)

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Rear Brake Caliper (JH6, JH7)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
WARNING: Refer to Brake Dust Warning . WARNING: Refer to Brake Fluid Irritant Warning . Preliminary Procedures Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
1	Brake Hose Fitting Bolt CAUTION: Refer to Fastener Caution . Tighten: 40 N.m (30 lb ft)
2	Brake Hose Fitting Gasket (Qty: 2) Procedure: Discard the brake hose fitting gaskets and install new gaskets.
3	Rear Brake Hose Fitting Tip: Plug the brake hose fitting to prevent brake fluid loss and contamination.
4	Brake Caliper Guide Pin Bolt (Qty: 2) Tip: The upper brake caliper guide pin bolt cannot be removed until the brake caliper and bracket assembly are removed from the rear axle. Only loosen the brake caliper upper guide pin bolt. Tighten: 108 N.m (80 lb ft)
5	Brake Caliper Bracket Bolt (Qty: 2) Procedure Remove all traces of the adhesive patch on the brake caliper bracket bolts and threaded holes of the brake caliper bracket. Clean the brake caliper bracket bolt threads and the threaded holes of the brake caliper bracket with denatured alcohol or equivalent and allow to dry. Apply threadlocker G/M P/N 12345493 (Canadian P/N 10953488) to 2/3 of the threaded portion of the brake caliper bracket bolts. Tighten: JH6: 200 N.m (148 lb ft) JH7: 300 N.m (221 lb ft)
6	Brake Caliper Bracket Procedure: Remove the upper brake caliper guide pin bolt.
7	Brake Caliper Procedure Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding (Manual) or Hydraulic Brake System Bleeding (Pressure) or Hydraulic Brake System Bleeding (Two-mode Hybrid) . After the installation is complete and with the engine OFF, gradually apply the brake pedal to approximately 2/3 of its travel distance. Slowly release the brake pedal. Wait 15 seconds, then repeat steps 2-3 until a firm brake pedal is obtained. This will properly seat the brake caliper pistons and the brake pads. Fill the master cylinder to the proper level. Refer to Master Cylinder Reservoir Filling (Non-Hybrid) or Master Cylinder Reservoir Filling (Two-mode Hybrid) .