Hard Shifting in 2007 Chevy Pickup: P0191 and P069E Fault Codes Explained
I own a 2007 Chevrolet Pickup 4x4. When the temperature rises, I experience difficult shifting between gears 1 and 2, with occasional issues during shifts from 2 to 3. The check engine light is on, showing fault codes P0191 and P069E. I'm wondering if these codes are related to transmission performance or if they point to a different system issue. Any insights or troubleshooting steps would be greatly appreciated.
Could you specify the engine type? More details would help. - P069E indicates a fuel system issue, specifically that the Fuel Pump Control Module (FPM) has requested the MIL (Malfunction Indicator Lamp) to activate. - P0191 points to a problem with the fuel pressure sensor. Regarding the transmission shifting issue: I suspect your OBD2 scanner might not be reading all codes—some transmission-related faults are stored in manufacturer-specific memory and may not appear in standard scans. Also, could you confirm if the vehicle is stock or has undergone any modifications, repairs, or recent work? This information may help identify potential electrical or mechanical root causes.