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For 1990-2009 cars only

Info - Polymer Service Pistons

Subject:Polymer Service Pistons

Models:1996 Buick Regal
1996-98 Buick Skylark
1996-99 Buick Century
1996 Chevrolet Beretta, Corsica
1996-99 Chevrolet Lumina, Monte Carlo
1997-99 Chevrolet Malibu
1996-98 Oldsmobile Achieva
1997-99 Oldsmobile Cutlass
1996-98 Pontiac Grand Am
1996-99 Pontiac Grand Prix
with 3.1 L Engine (VIN M -- RPO L82)



This bulletin is being revised to clarify the models and parts information. Please discard Corporate Bulletin Number 01-06-01-010A (Section 06 -- Engine).


A service piston with a polymer coated piston skirt is available for the above engine. Polymer pistons should be used in these applications any time piston replacement is necessary.

Notice: Do not install pistons in model years other than listed in the parts table below. Damage to the piston, cylinder block or cylinder head may occur if the wrong piston is installed.

Refer to Corporate Service Bulletin Number 01-06-01-002 for revised piston pin installation procedure.

Parts Information

Part Number

Description

Model Years

Qty

24508726

L82 3.1 Piston Assembly

1996-99

1

Parts are currently available from GMSPO.