Installation Procedure
WARNING: This page is about a different variant/trim than selected.
- Install the cylinder head gasket.
- Install the cylinder head.
- Install NEW cylinder head bolts.
- Install and tighten the cylinder head bolts in the sequence shown to 30 N.m (22 lb ft) plus an additional 155 degrees using the J 45059 .
- Install the NEW front cylinder head bolts and tighten the bolts to 35 N.m (26 lb ft).
- Ensure the cylinder head (1) and the camshaft (2) are correctly aligned.
- Remove the rubber band (1) from around the top of the upper timing chain guides (2).
- Install the fixed guide bolt into the cylinder head and tighten to 12 N.m (106 lb in).
- Apply sealant compound to thread and install the timing chain guide bolt access hole plug. Refer to Adhesives, Fluids, Lubricants, and Sealers for the correct part number.
- Install the fixed timing chain guide access plug and tighten the plug to 90 N.m (59 lb ft).
- Install the timing chain onto the intake camshaft actuator.
- Align the intake camshaft actuator alignment mark made previously with the timing chain mark and install the actuator onto the camshaft.
- Install a NEW intake camshaft actuator bolt (2) until snug.
- Remove the timing chain retention tool EN-48749 (1) from the intake side of the timing chain. See Special Tools .
- Install the timing chain onto the exhaust camshaft actuator.
- Align the exhaust camshaft actuator alignment mark made previously with the timing chain mark and install the actuator onto the camshaft.
- Install a NEW exhaust camshaft actuator bolt (2) until snug.
- Remove the timing chain retention tool EN-48749 (1) from the exhaust side of the timing chain. See Special Tools .
- Reset and install the timing chain tensioner. Refer to Timing Chain Tensioner Replacement .
- Install the EN-48953 (1) to the actuators. See Special Tools .
- Install the camshaft actuator locking tool bolts and tighten to 10 N.m (89 lb in).
- Tighten the NEW camshaft actuator bolt to 85 N.m (63 lb ft), plus an additional 30 degrees using the J 45059 .
- Release the tensioner by applying a counterclockwise torque to the harmonic balancer bolt and tighten the bolt to 45 N.m (33 lb ft).
- Remove the camshaft actuator locking tool, EN-48953 . See Special Tools .
- Install the upper timing chain guide bolts and guide and tighten the bolts to 10 N.m (89 lb in).
- Install the camshaft cover. Refer to Camshaft Cover Replacement .
- Connect all electrical connectors as necessary.
- Install the radiator inlet hose to the cylinder head.
- Position the radiator inlet hose clamp using the J 38185 . See Special Tools .
- Install the radiator surge tank air bleed hose to the cylinder head.
- Position the radiator surge tank air bleed hose clamp.
- Install the exhaust manifold. Refer to Exhaust Manifold Replacement (LE5, L61) .
- Install the intake manifold. Refer to Intake Manifold Replacement .
- Fill the cooling system. Refer to Cooling System Draining and Filling (Static Fill-LE5, L61) or Cooling System Draining and Filling (GE 47716 Fill) .
NOTE:
DO NOT use any sealing material.
NOTE:
Ensure that the alignment mark made previously on the exhaust camshaft actuator is still aligned properly with the mark on the timing chain.
NOTE:
Ensure that the alignment mark made previously on the intake camshaft actuator is still aligned properly with the mark on the timing chain.