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2004 Chevrolet Trailblazer EXT LT 4.2L Poor Fuel Economy, MIL Lamp on
Vehicle has been here 3 times for same codes. First time we sent customer to Dealer for reprogram. Replaced [...] next two times. Fuel pressure is 47 psi(ok per shopkey). Was told by OEM parts dept that this eng does not have a PCV valve. Is anyone else having...
FIX posted 11/10/2006
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Message Closed w/FIX
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6 Replies Received
6 Replies Received
Related Documents & Media | VIN | 1GNET16S94 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0171 | Fuel System Too Lean (Bank 1) |
| P0172 | Fuel System Too Rich (Bank 1) |
| P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching |
Message Closed w/FIX
Vehicle Data
2004 Chevrolet Trailblazer EXT LT
| VIN | 1GNET16S94 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0171 | Fuel System Too Lean (Bank 1) |
| P0172 | Fuel System Too Rich (Bank 1) |
| P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching |
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