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2018 GMC Acadia SLT 3.6L MIL Lamp on, Reduced power mode
Car came in with broken timing chain from previous repair attempt from DIYer. We replaced engine with used. Car runs great until hard accel. It will go into reduced engine power mode and sets a p0091. It has set a P163A a couple times, but usually sets t... 
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Related Documents & Media | VIN | 1GKKNSLS3J |
| Engine | 3.6 L / 6 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection / DIRECT INJECTION |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, Reduced Power Mode |
| Occurs | Under Load, on Accel |
Trouble Codes
| P0091 | Fuel Pressure Regulator 1 Control Circuit Low |
| P163A | Fuel pressure regulator circuit performance |
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Vehicle Data
2018 GMC Acadia SLT
| VIN | 1GKKNSLS3J |
| Engine | 3.6 L / 6 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection / DIRECT INJECTION |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, Reduced Power Mode |
| Occurs | Under Load, on Accel |
Trouble Codes
| P0091 | Fuel Pressure Regulator 1 Control Circuit Low |
| P163A | Fuel pressure regulator circuit performance |
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