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1991 Cadillac DeVille 4.9L Excessive Emissions
here is a cadi,.. which will not pass emmisions. I have work on this all 8 hrs today. I've check ECT, MAT, Fuel pump fuel regulator, timing (at 12 degrees) and did a full tune-up, (cap,rotor,plugs, and wires) I can't seem to get the hydro carbons under 800. I ...
FIX posted 7/12/2001
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Message Closed w/FIX
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| VIN | 1G6CD53B4M |
| Engine | 4.9 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / PFI |
| Emissions | US FED. |
| Symptoms | Excessive Emissions |
| Occurs | Always |
Message Closed w/FIX
Vehicle Data
1991 Cadillac DeVille
| VIN | 1G6CD53B4M |
| Engine | 4.9 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / PFI |
| Emissions | US FED. |
| Symptoms | Excessive Emissions |
| Occurs | Always |
8 Replies Received
8 Replies Received
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