GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 GMC P42 Commercial Chassis 🢒 Engine 🢒 Engine Electrical 🢒 Balance Shaft Replacement

Removal Procedure

    Object Number: 188122 Size: SH
  1. Remove the radiator. Refer to Radiator Replacement in Engine Cooling.
  2. Remove the A/C condenser, if equipped. Refer to Condenser Replacement in HVAC.
  3. Remove the lower intake manifold. Refer to Intake Manifold Replacement .
  4. Remove the valve lifter pushrod guide. Refer to Valve Lifter Replacement .
  5. Remove the timing chain and sprockets. Refer to Timing Chain and Sprocket Replacement .

    6. Object Number: 9847 Size: SH
  6. Remove the balance shaft. Refer to Balance Shaft Removal .
  7. Clean all sealing surfaces. Refer to Balance Shaft Clean and Inspect .

Installation Procedure
  1. Install the balance shaft. Refer to Balance Shaft Installation .

    2. Object Number: 188122 Size: SH
  2. Install the components to the front of the engine. Refer to Timing Chain and Sprocket Replacement .
  3. Install the valve lifter pushrod guide. Refer to Valve Lifter Replacement .
  4. Install the lower intake manifold. Refer to Intake Manifold Replacement .
  5. Install the a/c condenser, if equipped. Refer to Condenser Replacement in HVAC.
  6. Install the radiator. Refer to Radiator Replacement in Engine Cooling.