Front Timing Case Cover: Installation
- Inspect timing chain and sprockets for wear. Timing chain in and out movement should not exceed 1" (25.4 mm). Replace if necessary.
- To install, reverse removal procedure using new gasket. Coat case cover bolts with thread sealant prior to installation. Crankshaft sensor must be adjusted.
- With crankshaft sensor mounted loosely on mounting pedestal, install sensor and mounting pedestal on Crankshaft Sensor Adjuster (J-37089). See Fig 1. Install crankshaft sensor adjuster and sensor assembly on crankshaft.
Courtesy of GENERAL MOTORS CORP.
- Install mounting pedestal-to-cylinder block bolts and tighten to 14-28 ft. lbs. (19-38 N.m). Install sensor-to-mounting pedestal bolts to 30-35 INCH lbs. (3.3-3.9 N.m).
- Remove crankshaft sensor adjuster from crankshaft. Place sensor adjuster inside the crankshaft balancer. Rotate sensor adjuster. Replace crankshaft balancer if sensor adjuster contacts balancer at any point.
- To install remaining components, reverse removal procedure. Coat outside surface of crankshaft balancer and seal with oil prior to installation.