Campaign - Crankshaft Pulley Bolt
FEBRUARY 12, 1987TO: ALL CHEVROLET DCS DEALERS
SUBJECT: CRANKSHAFT PULLEY BOLT - CAMPAIGN 84C27
MODEL AND YEAR: 1981-84 CHEVROLET CHEVETTE MODELS EQUIPPED WITH 1.6L GASOLINE ENGINE, AIR CONDITIONING AND POWER STEERING
TO AVOID A POTENTIAL FOR THE CRANKSHAFT PULLEY BOLT TO FRACTURE ON 1981-84 CHEVRLET CHEVETTE MODELS EQUIPPED WITH A 1.6L GASOLINE ENGINE, AIR CONDITIONING AND POWER STEERING, THE CRANKSHAFT PULLEY ATTACHMENT ON THESE MODELS WILL BE REPLACED. A FRACTURE OF THE CRANKSHAFT PULLEY BOLT MAY ALLOW THE ACCESSORY DRIVE PULLEY TO SEPARATE FROM THE CRANKSHAFT CAUSING A LOSS OF ENGINE POWER AND POWER STEERING ASSIST.
IN ADDITION, GENERAL MOTORS IS OFFERING REIMBURSEMENT FOR OWNER INCURRED REPAIR EXPENSES DUE TO A PREVIOUS PULLEY BOLT FRACTURE ON THESE SAME MODELS. ELIGIBILITY FOR REIMBURSEMENT IS DESCRIBED IN CAMPAIGN BULLETIN 84C27. BOTH CURRENT AND ORIGINAL VEHICLE OWNERS WILL BE NOTIFIED OF THIS CAMPAIGN.
VIN BREAKPOINTS ARE AS FOLLOWS:
MODEL YEAR PLANT FROM THROUGH
1981 LAKEWOOD BA100001 BA269969
WILMINGTON BY100001 BY363358
1982 LAKEWOOD CA100001 CA175256-
WILMINGTON CY100001 CY257357
1983 LAKEWOOD (NO CHEVETTE PRODUCTION)
WILMINGTON DY100001 CY269551
1984 LAKEWOOD EA100001 EA172519
WILMINGTON EY100005 EY271352
THE CRANKSHAFT PULLEY ATTACHMENT SERVICE KIT, PART NUMBER 10068524 REQUIRED TO PERFORM THIS CAMPAIGN SHOULD BE ORDERED FROM GMSPO. ONE KIT IS NEEDED PER VEHICLE.
YOU WILL SHORTLY RECEIVE CAMPAIGN BULLETIN 84C27 ALONG WITH VIN LISTINGS. OWNER LETTER MAILING WILL OCCUR ABOUT ONE WEEK AFTER BULLETIN MAILING TO DEALERS.