Intermittent MIL/Check Engine Light On, DTC P2096 and/or P2098 Set (Reprogram ECM) (09-06-04-029)
Publication date: 2009-06-23Reference number: 09-06-04-029
Intermittent MIL/Check Engine Light On, DTC P2096 and/or P2098 Set (Reprogram ECM)
TECHNICAL SERVICE BULLETIN
Reference Number(s): 09-06-04-029, Date of Issue:
June 23, 2009
| Affected Model(s): | 2008-2009 Pontiac G8; Equipped with 3.6L Engine (VIN Code D - RPO LY7) |
Condition
Some customers may comment that the malfunction indicator lamp (MIL)/check engine light comes on intermittently.
Technicians may find DTC P2096 (Post Catalyst Fuel Trim System Low Limit Bank 1) and/or P2098 (Post Catalyst Fuel Trim System Low Limit Bank 2) stored in the powertrain control module (PCM).
Correction
A revised calibration has been developed to address this condition. If the Service Information for the conditions described above do not isolate a fault, reprogram the ECM with the latest calibration available. Verify that the multiple diagnostic interface (MDI) that is being used is configured to the PC that will be used.
Warranty Information
For vehicles repaired under the 8 year/80,000 mile (130,000 km) emission controller warranty, use:
Warranty Information
| Labor Operation | Description | Labor Time |
|---|---|---|
| J6353 | Engine Control Module Engine Reprogramming with SPS | 0.4 hr |