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Prev Professional Automotive Repair Technical Discussions for April 17, 2024
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2014 GMC Terrain SLE 2.4L Reduced Power VIN: 2GKALREK1E
So just out of pure luck I was able to catch it acting up. I put a analog fuel gauge on it and watched the needle bounce ever time the cam lobe hit. I replaced the fuel pump driver module and it has not failed once. So I did notice the low side be erratic but ... Trouble codes: P0191 (Fuel Rail Pressure Sensor Performance).
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