GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 GMC K Pickup - 4WD 🢒 Brakes 🢒 Park Brake 🢒 Brake Drum Replacement

Removal Procedure
  1. Release the parking brake.
  2. Raise the vehicle and support the vehicle with safety stands. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Remove the propeller shaft. Refer to One-Piece Propeller Shaft Replacement or Two-Piece Propeller Shaft Replacement in Propeller Shaft.

    4. Object Number: 156611 Size: SH
  4. Remove the nut and washer if equipped with a manual transmission.
  5. Remove the bolt and washer if equipped with an automatic transmission.

    6. Object Number: 156609 Size: SH
  6. Disconnect the drum and yoke assembly.
  7. Remove the bolts and the washers.
  8. Remove the drum from the yoke.

Installation Procedure

    Object Number: 156609 Size: SH
  1. Connect the drum to the yoke.

    2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  2. Install the bolts and the washers.

    3. Tighten
    Tighten the bolts to 37 N·m (27 lb ft).

  3. Install the drum and the yoke assembly.

    4. Object Number: 156611 Size: SH
  4. Install the washer and the nut if equipped with manual transmission.
  5. Install the washer and bolt if equipped with an automatic transmission.

    6. Tighten

        • Tighten the nut to 475 N·m (350 lb ft).
        • Tighten the bolt to 122 N·m (90 lb ft).
  6. Install the propeller shaft.
  7. Lower the vehicle.