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2015 GMC Terrain SLE 2.4L Negative Fuel Trims
Vehicle runs fine however the fuel trims are crazy negative. Swapped MAF with known good. Swapped Cam Solenoids and throttle body with known good. (I own my own 2015 Terrain)
FIX posted 1/6/2024
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Message Closed w/FIX
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Related Documents & Media | VIN | 2GKALMEK9F |
| Engine | 2.4 L / 4 cyl / FLEX |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection / GDI |
| Emissions | OBD-II Compliant |
| Symptoms | Negative Fuel Trims |
| Occurs | Always |
Trouble Codes
| P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage |
| P013E | HO2S Delayed Response Rich to Lean Sensor 2. Test Passed Since Power Up. |
| P0140 | Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity Detected |
Message Closed w/FIX
Vehicle Data
2015 GMC Terrain SLE
| VIN | 2GKALMEK9F |
| Engine | 2.4 L / 4 cyl / FLEX |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection / GDI |
| Emissions | OBD-II Compliant |
| Symptoms | Negative Fuel Trims |
| Occurs | Always |
Trouble Codes
| P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage |
| P013E | HO2S Delayed Response Rich to Lean Sensor 2. Test Passed Since Power Up. |
| P0140 | Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity Detected |
Video