Installation Procedure
WARNING: This page is about a different variant/trim than selected.
- If replacing the engine front cover, install the camshaft position sensor to the engine front cover.
- Install the camshaft position sensor bolt.
Tighten: Tighten the bolt to 10 N.m (89 lb in).
- If replacing the engine front cover, install the oil pump cover and gear set to the engine front cover. Refer to Oil Pump Cover and Gear Set Replacement .
- If replacing the engine front cover, install the water pump.
- Install and tighten the water pump bolts.
Tighten:
- Tighten the long water pump bolts to 34 N.m (25 lb ft).
- Tighten the short water pump bolts to 22 N.m (16 lb ft).
- If replacing the engine front cover, install the pressure relief valve, the oil filter adapter and the oil filter adapter bolts to the engine front cover.
Tighten:
- Tighten the bolts to 15 N.m (11 lb ft).
- Use the J 45059 to rotate the bolt an additional 50 degrees.
- Install the new engine front cover gasket. Ensure that the sealing surfaces are not damaged.
- Apply sealer to the bolt threads. Refer to Sealers, Adhesives, and Lubricants for the correct part number.
- Align the cogs on the crankshaft sprocket with the cogs on the oil pump gear set in the engine front cover.
- Install the engine front cover to the engine.
- Install the engine front cover bolts (1-7).
Tighten:
- Tighten the bolts to 20 N.m (15 lb ft).
- Use the J 45059 to rotate the bolt an additional 40 degrees.
- Install the crankshaft position sensor.
- Install the crankshaft position sensor studs.
Tighten: Tighten the studs to 30 N.m (22 lb ft).
- Install the oil pan-to-engine front cover bolts.
Tighten: Tighten the oil pan bolts to 14 N.m (125 lb in).
- Install the oil level sensor.
Tighten: Tighten the sensor to 20 N.m (15 lb ft).
- Connect the oil level sensor electrical connector.
- Install the engine mount bracket. Refer to Engine Mount Bracket Replacement - Right Side .
- Install the water pump pulley and bolts.
Tighten: Tighten the bolts to 13 N.m (116 lb in).
- Install the radiator outlet hose to the water pump. Refer to Radiator Outlet Hose Replacement (RPO LS4) or Radiator Outlet Hose Replacement (RPOs L26, L32) in Engine Cooling.
- Install the oil filter. Install the engine oil pan drain plug. Refer to Engine Oil and Oil Filter Replacement .
- Install the new engine front cover seal using J 35354 . See Special Tools .
- Tighten the bolt until the crankshaft front oil seal is seated in the engine front cover.
- Remove the J 35354 . See Special Tools .
- Install the crankshaft position sensor shield.
- Connect the electrical connectors to the following:
- Oil pressure sensor
- Crankshaft position (CKP) sensor
- Camshaft position (CMP) sensor
- Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement .
- Lower the vehicle.
- Install the power steering pump and the bolts.
Tighten: Tighten the bolts to 34 N.m (25 lb ft).
- Remove the engine support fixture.
- Install the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .
- Fill the cooling system. Refer to Draining and Filling Cooling System (L26, L32 GE 47716 Fill) or Draining and Filling Cooling System (L26, L32 Static Fill) or Draining and Filling Cooling System (LS4 GE 47716 Fill) or Draining and Filling Cooling System (LS4 Static Fill) in Engine Cooling.
- Fill the crankcase with engine oil. Refer to Engine Oil and Oil Filter Replacement .
- Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (RPO LS4) or Battery Negative Cable Disconnection and Connection (RPOs L26/L32) in Engine Electrical.
- Inspect for leaks.
- Perform the CKP system variation learn procedure. Refer to Crankshaft Position System Variation Learn in Engine Controls - 3.8L.
NOTE:
Refer to Fastener Notice
in Cautions and Notices.