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1998 GMC C3500 Sierra SL 7.4L Excessive Emissions, MIL Lamp on
this truck is working me over it sets many o2 codes but will set p0137 on decel from interstate checked power and grounds and all seems well. bank one sensor 1 will drop to 0 mv on decel from highway speeds plese help any advise would be great
FIX posted 3/30/2009
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Related Documents & Media | VIN | 1GDKC34J8W |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / mpi |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, MIL Lamp On |
| Occurs | On Decel |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response |
| P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage |
| P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage |
| P0157 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage |
| P0175 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
1998 GMC C3500 Sierra SL
| VIN | 1GDKC34J8W |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / mpi |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, MIL Lamp On |
| Occurs | On Decel |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response |
| P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage |
| P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage |
| P0157 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage |
| P0175 | Fuel System Too Lean (Bank 2) |
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