Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
BENTLEY
Reported code forms P0641
Service Info: Engine Control Module (ECM) 5V Reference Circuits. Customer statement / workshop findings: This TPI provides supplementary technical information to support diagnosis of ECM 5V reference circuit DTCs. It…
CHEVROLET, GMC
Reported code forms P0641
This Preliminary information communicates an issue with the engine wiring harness shorting at the left front cylinder head causing any of the following issues: - IPC gauges sweeping while driving - Several IPC warning…
CHEVROLET, GMC
Reported code forms P0641
This Preliminary information communicates an issue with the engine wiring harness shorting at the left front cylinder head causing any of the following issues: - IPC gauges sweeping while driving - Several IPC warning…
CADILLAC, CHEVROLET, GMC
Reported code forms P0641
This Preliminary information communicates The vehicle may have an SES lamp with any of the following DTC P06DA, P06DB, P06DC, P250A, P0300, P0340, P0341, P0335, P0336, P0641, P0011, P0010, P2088, P2089, and/or P2230.…
CHEVROLET, GMC
Reported code forms P0641
This Preliminary information communicates an issue with the engine wiring harness shorting at the left front cylinder head causing any of the following issues: - IPC gauges sweeping while driving - Several IPC warning…
CADILLAC, CHEVROLET, GMC
Reported code forms P0641
This Preliminary information communicatesThe vehicle may have an ses lamp with any of the following DTC P06DA, P06DB, P06DC, P250A, P0300, P0340, P0341, P0335, P0336, P0641, P0011, P0010, P2088, P2089, and/or P2230.…
CADILLAC, CHEVROLET, GMC
Reported code forms P0641
This Preliminary information communicatesThe vehicle may have an ses lamp with any of the following DTC P06DA, P06DB, P06DC, P06B6, P06B7, P250A, P0300, P0340, P0341, P0335, P0336, P0641, P0011, P0010, P2088, P2089,…
CHEVROLET, GMC
Reported code forms P0641
Malfunction Indicator Lamp (MIL) Light On, Reduced Power Mode, DTC Set, Poor Performance/Shifts In rare cases, some customers may comment that the malfunction indicator lamp is on, poor performance and reduced power…
BUICK, CADILLAC, CHEVROLET, GMC
Reported code forms P0641
This Preliminary Information communication provides information to the technician about vehicles that have a Check Engine Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P0641. Technician…
CHEVROLET, GMC
Reported code forms P0641
This Preliminary Information communication provides information to the technician the steps to diagnose and repair vehicles that have intermittent hard start Service Engine Soon Malfunction Indicator Lamp or low oil…
CHEVROLET
Reported code forms P0641
This Preliminary Information communication provides information to the technicians about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P069E,…