GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 Sonoma Pickup - 4WD 🢒 Engine 🢒 Engine Mechanical - 4.3L 🢒 Engine Front Cover Replacement

Removal Procedure

    Object Number: 31739 Size: SH
  1. Remove the engine oil pan.
  2. Refer to Oil Pan Replacement
  3. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement .
  4. Remove the water pump. Refer to Water Pump Replacement in Engine Cooling.

    5. Object Number: 188000 Size: SH
  5. Remove the crankshaft position (CKP) sensor. Refer to Crankshaft Position Sensor Replacement in Engine Controls.
  6. Remove the engine front cover. Refer to Engine Front Cover Removal .

Installation Procedure

    Object Number: 188000 Size: SH
  1. Install the engine front cover. Refer to Engine Front Cover Installation .
  2. Install the CKP sensor with a NEW seal (O-ring). Refer to Crankshaft Position Sensor Replacement in Engine Controls.

    3. Object Number: 31739 Size: SH
  3. Install the engine oil pan Refer to Oil Pan Replacement
  4. Install the water pump. Refer to Water Pump Replacement in Engine Cooling.
  5. Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement .