Crankshaft/Combination Sensor: Installation

1. Loosen pinch bolt until sensor is free to slide in pedestal. Position sensor, with pedestal attached, onto Installer (J-37089). Position installer onto crankshaft. See Fig 1 .
2. Install pedestal-to-block bolts. Tighten bolts to 14-28 ft. lbs. (20-40 N.m). Tighten pedestal pinch bolt to 30-35 INCH lbs. (3-4 N.m). Remove installer.
3. Place harmonic balancer onto installer. Rotate balancer on installer. If any vanes of interrupter rings contact installer, replace harmonic balancer.
4. Install balancer on crankshaft. Tighten balancer retaining bolt to 200-239 ft. lbs. (270-325 N.m). To complete installation, reverse removal procedure.

Fig 1: Installing Crankshaft/Combination Sensor

Courtesy of GENERAL MOTORS CORP.