
1996 GMC C1500 Sierra SL 4.3L MIL Lamp on
At present the issue is bank 1. Looking at mastertec waveform bank 2 is swinging fine- tho has had issues in the past. When a new AC Delco sensor is installed it also looks fine, but 100+ miles & it looks crappy again like something is killing the sensor/s ? W...
Summary posted 7/21/2007
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Message Closed w/Summary
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VIN | 1GTEC14WXT |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / CPI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching |
P1153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching |
Message Closed w/Summary
Vehicle Data
1996 GMC C1500 Sierra SL
VIN | 1GTEC14WXT |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / CPI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching |
P1153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching |