WenmarOpen by Wenmar Pro

Service bulletins for the 2002 Pontiac Sunfire

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

421 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
2610012002-03-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING HIGHLINE PRESSURE AFTER AN OVERHAUL OF THE TRANSAXLE WHEN USING OVERHAUL KITS. *TT
1909012001-12-13. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). SUBJECT REGARDING POWER TRAIN CONTROL MODULE REPLACEMENT. *SLC
0307012001-10-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING AUTOMATIC TRANSMISSION ONLY, SOME VEHICLE WERE BUILT WITH INCORRECT SHIFTER KNOBS.*JB
1406012001-10-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). THIS MESSAGE IS ABOUT A FLASE DIAGNOSTIC TROUBLE CODE, P1683, WHICH IS THE IGNITION OFF TIMER PERFORMANCE. *TT
2908012001-08-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). SUBJECT REGARDING PCM CONNECTORS MAY NOT BE FULLY SEATED TO THE PCM. *TT
2908012001-08-31. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. INFORMATION ON VEHICLES EXHIBITING MANUAL TRANSMISSION GEAR NOISE. *TT
3108012001-08-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING INCORRECT GEAR SHIFT KNOBS INSTALLED ON CERTAIN VEHICLES WITH AUTOMATIC TRANSMISSIONS BUILT BETWEEN VIN 24117800 AND 24119810. *TT
1007300242001-08-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. CERTAIN VEHICLES, WITH EITHER THE LN2 OR L61 ENGINES, HAVE SOFTWARE THAT DOES NOT ALLOW THE TECH 2 TO DISPLAY OR CLEAR SHIFT ADAPTS. *TT

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.