P1001

DTC P1001, sometimes indicated as P100100 is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle powertrain (i.e. engine and gearbox). This code identifies an error with the air/fuel mixture causing p1001.

DTC Trouble Code Search

Bulletins

Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.

21-NA-186 - FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
CHEVROLET: This service bulletin provides repair information to correct a customer concern of service engine soon illuminated in dic and/or a malfunctioning fuel gauge with dtc U0076/U18A2/P1001/P1434 or other message counter incorrect codes set.
21-NA-186 - ENGINE AND ENGINE COOLING
CHEVROLET: This service bulletin provides repair information to correct a customer concern of service engine soon illuminated in dic and/or a malfunctioning fuel gauge with dtc U0076/U18A2/P1001/P1434 or other message counter incorrect codes set.