P0263 OBD Trouble Code

1 result found

P0263 - GM
Type Powertrain - Fuel and Air Metering - ISO/SAE Controlled
Description

Cylinder 1 Balance System Conditions

Cause

Engine runtime over 90 seconds at idle speed, engine coolant at normal temperature, constant fault in CYL 1 and the PCM detected the fuel reduction for CYL 1 exceeded the limit for 2 seconds

Try also: https://www.obd-codes.com/p0263