Riviera V6-231 3.8L Turbo VIN 9 FI (1984)
Crankshaft Position Sensor: Technical Service Bulletins
Crankshaft Sensor and Vane - Precautions
Bulletin 84-6J-2
Date Sept. '84
Ref. No. 84-335-6J
SUBJECT:
CRANKSHAFT SENSOR AND VANE
MODELS AFFECTED: 1984 3.8L TURBOCHARGED RIVIERAS AND REGALS
Service Personnel undercoating vehicles should be alerted to use caution in preventing any undercoat material from being sprayed on the Harmonic
Balancer crankshaft sensor vanes.
UNDERCOAT PROBLEM AREA
If undercoating material is sprayed on the Balancer vanes or crankshaft sensor, both must be cleaned carefully to remove all residue. Insure that the
required 0.030 air gap clearance is maintained and the vanes are not damaged.
