P0278 OBD Trouble Code

1 result found

P0278 - GM
Type Powertrain - Fuel and Air Metering - ISO/SAE Controlled
Description

Cylinder 6 Balance System Conditions
Cause

Engine runtime over 90 seconds at idle speed, engine coolant at normal temperature, constant fault in CYL 6 and the PCM detected the fuel reduction for CYL 6 exceeded the limit for 2 seconds

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