Description Possible causes – Low fuel pressure– Large vacuum leak on engine– Faulty Mass Air Flow (MAF) sensor– Faulty Ignition– Faulty fuel injector Symptoms – Engine Light ON (or Service Engine Soon Warning Light) The OBD2 Code Information Be Applicable For GMC: 2013 GMC Terrain Denali,2013 GMC Acadia,2011 GMC Sierra All Terrain HD Concept,2010 GMC…
Category: GMC
GMC P1089 VVEL Control Shaft Position Sensor Bank 1 Circuit
Description Possible causes – Faulty VVEL Control Shaft Position Sensor Bank 1– VVEL Control Shaft Position Sensor Bank 1 harness is open or shorted– VVEL Control Shaft Position Sensor Bank 1 circuit poor electrical connection– Faulty VVEL control module Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1089 GM INFINITI OBD Code…
GMC P1087 Exhaust Bank 4- Mixture Adaption Range 1 Lower Rich Limit Not Reached
Description Possible causes – Faulty Oxygen Sensor– Oxygen Sensor harness is open or shorted– Oxygen Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) The OBD2 Code Information Be Applicable For GMC: 2013 GMC Terrain Denali,2013 GMC Acadia,2011 GMC Sierra All Terrain HD Concept,2010 GMC Terrain,2010 GMC Granite…
GMC P1088 Exhaust Bank 4- Mixture Adaption Range 2 Lower Rich Limit Not Reached
Description Possible causes – Faulty Oxygen Sensor– Oxygen Sensor harness is open or shorted– Oxygen Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) The OBD2 Code Information Be Applicable For GMC: 2013 GMC Terrain Denali,2013 GMC Acadia,2011 GMC Sierra All Terrain HD Concept,2010 GMC Terrain,2010 GMC Granite…
GMC P1086 Exhaust Bank 4- Mixture Adaption Range 2 Lower Lean Limit Not Reached
Description Possible causes – Faulty Oxygen Sensor– Oxygen Sensor harness is open or shorted– Oxygen Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) The OBD2 Code Information Be Applicable For GMC: 2013 GMC Terrain Denali,2013 GMC Acadia,2011 GMC Sierra All Terrain HD Concept,2010 GMC Terrain,2010 GMC Granite…
GMC P1085 Exhaust Bank 4- Mixture Adaption Range 1 Lower Lean Limit Not Reached
Description Possible causes – Faulty Oxygen Sensor– Oxygen Sensor harness is open or shorted– Oxygen Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) The OBD2 Code Information Be Applicable For GMC: 2013 GMC Terrain Denali,2013 GMC Acadia,2011 GMC Sierra All Terrain HD Concept,2010 GMC Terrain,2010 GMC Granite…
GMC P1084 Exhaust Bank 3- Mixture Adaption Range 2 Lower Rich Limit Not Reached
Description Possible causes – Faulty Oxygen Sensor– Oxygen Sensor harness is open or shorted– Oxygen Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) The OBD2 Code Information Be Applicable For GMC: 2013 GMC Terrain Denali,2013 GMC Acadia,2011 GMC Sierra All Terrain HD Concept,2010 GMC Terrain,2010 GMC Granite…
GMC P1082 Exhaust Bank 3- Mixture Adaption Range 2 Lower Lean Limit Not Reached
Description Possible causes – Faulty Oxygen Sensor– Oxygen Sensor harness is open or shorted– Oxygen Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) The OBD2 Code Information Be Applicable For GMC: 2013 GMC Terrain Denali,2013 GMC Acadia,2011 GMC Sierra All Terrain HD Concept,2010 GMC Terrain,2010 GMC Granite…
GMC P1083 Exhaust Bank 3- Mixture Adaption Range 1 Lower Rich Limit Not Reached
Description Possible causes – Faulty Oxygen Sensor– Oxygen Sensor harness is open or shorted– Oxygen Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) The OBD2 Code Information Be Applicable For GMC: 2013 GMC Terrain Denali,2013 GMC Acadia,2011 GMC Sierra All Terrain HD Concept,2010 GMC Terrain,2010 GMC Granite…
GMC P1081 Exhaust Bank 3- Mixture Adaption Range 1 Lower Lean Limit Not Reached
Description Possible causes – Faulty Oxygen Sensor– Oxygen Sensor harness is open or shorted– Oxygen Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) The OBD2 Code Information Be Applicable For GMC: 2013 GMC Terrain Denali,2013 GMC Acadia,2011 GMC Sierra All Terrain HD Concept,2010 GMC Terrain,2010 GMC Granite…