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1994 Jeep Grand Cherokee Laredo 4.0L Excessive Emissions, high nox
readings are at 15&25 [...] TO smog [...] upstream of cat approx 2500 .post cat since new plugs ,&decarb [...] is now 700 .was 900 last month when car failed.O2 was slow &biased lean, replaced it & NO [...] fuel pressureis no help either all sensors show accur...
FIX posted 4/11/2003
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Message Closed w/FIX
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7 Replies Received
7 Replies Received
Related Documents & Media | VIN | 1J4GZ58S7R |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Symptoms | Excessive Emissions, High NOx |
| Occurs | Always, Cruise |
Message Closed w/FIX
Vehicle Data
1994 Jeep Grand Cherokee Laredo
| VIN | 1J4GZ58S7R |
| Engine | 4.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Symptoms | Excessive Emissions, High NOx |
| Occurs | Always, Cruise |
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