OBD-II Trouble Codes

list and description of all OBD-II diagnostic trouble codes

U1301 – GMC

Code : U1301Marque : GMCDescription : U1301 GMC High Voltage On Class 2 Serial Data CircuitPossible causes : – Repair other code firstSolutions : – Carry out a Reset via CarDiag – Choose a better quality fuel – Check that the tank cap is securely closed – Check the oil level and add more if

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U1300 – GMC

Code : U1300Marque : GMCDescription : U1300 GMC Low Voltage On Class 2 Serial Data CircuitPossible causes : – Repair other code firstSolutions : – Carry out a Reset via CarDiag – Choose a better quality fuel – Check that the tank cap is securely closed – Check the oil level and add more if

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