Century L4-2.2L VIN 4 (1994)
Piston: All Technical Service Bulletins
Engine - Knock, Rattle, or Tap Noise
File In Section: 6 - Engine
Bulletin No.: 77-60-01A
Date: July, 1997
Subject:
Knock, Rattle, or Tap Noise from the Engine Before the Engine Has Reached Operating Temperature or Under Light Load Conditions at Operating
Temperature (Replace Piston and/or Rod Assemblies)
Models:
1994-96 Buick Century
1994-96 Chevrolet Beretta, Corsica
1994-97 Chevrolet Cavalier
1994-96 Oldsmobile Ciera
1995-97 Pontiac Sunfire
1994-97 Chevrolet and GMC S Models
with 2.2L Engine (VIN 4 - RPO LN2)
This bulletin is being revised to add plants to the VIN chart below for Cavalier and Sunfire, to add a "Notice" statement to step three (3) of the correction
and to add coolant fill information. Please discard Corporate Bulletin Number 77-60-01 (Section 6 - Engine).
Vehicles Involved:
