Diesel Data: Automotive Repair

A/C - Poor Performance or Accessory Belt Noise

Bulletin 86-1-11

Date Dec. '86

Ref. No. 86-193-1
SUBJECT: LOOSE OR MISSING AIR CONDITIONING COMPRESSOR BRACKET BOLTS

MODELS AFFECTED: 1985-86 SKYHAWK WITH 1.8L OHC ENGINE (VIN CODES J AND O)


If an above listed vehicle is brought to the dealership with an air conditioning (A/C) related customer comment such as accessory belt noise or poor A/C performance, check for loose or missing A/C compressor bracket bolts, and correct belt tension.

It is recommended that an adhesive material (such as GMSPO 1052624) be applied to the threads of the new bolts and any loose bolts being reinstalled. Torque all bolts to Chassis Service Manual specifications.