GROUP: Vehicle Performance
DATE: May 16, 2007
THE StarSCAN(R) FLASH FILES FOR THIS BULLETIN MUST BE RETRIEVED FROM THE INTERNET.
StarSCAN(R) SOFTWARE LEVEL MUST BE AT RELEASE 7.04 SPI OR HIGHER FOR THIS BULLETIN.
Some customers may experience MIL Illumination with no other symptoms. The condition may occur intermittently. Further investigation by the technician may find DTC P2004 - Intake Manifold Runner Control Stuck Open as the cause for MIL Illumination.
Using a Scan Tool (StarSCAN(R)) with the appropriate Diagnostic Procedures available in TechCONNECT, verify all engine Systems are functioning as designed. If DTC's other than those listed above are present record them on the repair order and repair as necessary before proceeding further with this bulletin.
Perform the standard diagnostic procedures for DIG P2004. If the diagnostics do not lead to the failure, perform the Repair Procedure.