Engine Controls - Poor Generic SCAN Tool Communication
Bulletin No.: 04-06-04-024Date: April 07, 2004
TECHNICAL
Subject:
Powertrain Control Module (PCM) Will Not Properly Communicate On-Board Diagnostic Freeze Frame Information to Non-TECH2(R) (Generic) Service or Test Equipment (Reprogram PCM)
Models:
2001-2002 Buick Century, LeSabre, Park Avenue, Regal
2002 Buick Rendezvous
2001-2002 Chevrolet Impala, Malibu, Monte Carlo, Venture
2001-2002 Olsmobile Alero, Aurora, Intrigue, Sillouette
2001-2002 Pontiac Aztek, Bonneville, Grand Am, Grand Prix, Montana
with 3.1 L, 3.4L, 3.5L, or 3.8L V6 Engine (VINs J, E, H, K, 1 - RPOs LG8, LA1, LX5, L36, L67)
Condition
Some customers may comment that their vehicle's engine is unable to be properly serviced or tested using non-TECH2(R) (Generic) service or test equipment. When requested using non-TECH2(R) (Generic) service or test equipment, these vehicles are unable to properly communicate diagnostic freeze frame information.
Correction
Reprogram to the latest calibration available through TIS.
The new calibration should be from TIS satellite data update version 1.0 for 2004 or later, available starting January 2004. As always, make sure your TECH2(R) is updated with the latest software version.
Warranty Information
For vehicles repaired under the applicable 8 year 80,000 mile (130,000 kilometers) emission controller warranty, use the table shown.
Disclaimer