
2012 Chevrolet Silverado 1500 LT 5.3L Hesitation, Surge, Cuts out, MIL Lamp on
This truck has no power at all and doesn't want to rev above 2500 rpms under load, such as going up a steep grade. Keeps setting P0101 and P2635 codes, have checked fuel pressure both engine off (57 psi) , at idle and while driving, fuel pressure stays pre...
FIX posted 2/17/2021
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)18 Replies Received(Hide Replies)18 Replies Received
|
Message Closed w/FIX
|
VIN | 1GCRKSE70C |
Engine | 5.3 L / 8 cyl / FLEX |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection / MPFI |
Emissions | OBD-II Compliant |
Symptoms | Hesitation, Surge, Cuts Out, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0101 | Mass Airflow Sensor Range/Performance |
P0172 | Fuel System Too Rich (Bank 1) |
P0175 | Fuel System Too Lean (Bank 2) |
P2635 | Fuel Rail Pressure Malfunction - Fuel Flow Below Minimum Quantity |
Message Closed w/FIX
Vehicle Data
2012 Chevrolet Silverado 1500 LT
VIN | 1GCRKSE70C |
Engine | 5.3 L / 8 cyl / FLEX |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection / MPFI |
Emissions | OBD-II Compliant |
Symptoms | Hesitation, Surge, Cuts Out, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0101 | Mass Airflow Sensor Range/Performance |
P0172 | Fuel System Too Rich (Bank 1) |
P0175 | Fuel System Too Lean (Bank 2) |
P2635 | Fuel Rail Pressure Malfunction - Fuel Flow Below Minimum Quantity |