For 1990-2009 cars

# Info - New Polymer Coated Piston and Rod Assembly

Subject: | New Polymer Coated Piston and Rod Assembly

Models: | 2000-2003 Buick Century

| 2002-2003 Buick Rendezvous

| 1996 Chevrolet Lumina APV

| 1997-2003 Chevrolet Venture

| 1999-2001 Chevrolet Lumina

| 1999-2003 Chevrolet Malibu, Monte Carlo

| 2000-2003 Chevrolet Impala

| 1996-2003 Oldsmobile Silhouette

| 1999 Oldsmobile Cutlass

| 1999-2003 Oldsmobile Alero

| 1996-1999 Pontiac Trans Sport

| 1999-2003 Pontiac Grand Am

| 2000-2003 Pontiac Grand Prix, Montana

| 2001-2003 Pontiac Aztek

| with 3.1L or 3.4L V-6 Engine (VINs E, J -- RPOs LA1, LG8)

A new piston and rod assembly has been released for use in the above models. The new piston is Polymer coated and will arrive with the piston rings and connecting rod already assembled to it, but does not contain the connecting rod bearing. Use this new piston assembly any time the need to replace either the piston or connecting rod should arise.

The new piston assembly part numbers are:

Engine VIN | Engine RPO | Assembly P/N
--- | --- | ---
E | LA1 | 12578021
J | LG8 | 12564008

Parts are expected to be available from GMSPO February 17, 2003.