
1993 Cadillac DeVille 4.9L Excessive Emissions
This Caddy came in with a complaint of "Runs rough-idles rough, down on power". The throtle actuator was causing the engine RPM to surge. The TPS was replaced because of varying closed throtle voltage reading (.45-.8 V). Then the throtle body was serviced (ver...
FIX posted 8/25/2004
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Message Closed w/FIX
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VIN | 1G6CD53B3P |
Engine | 4.9 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Symptoms | Excessive Emissions |
Occurs | Always |
Message Closed w/FIX
Vehicle Data
1993 Cadillac DeVille
VIN | 1G6CD53B3P |
Engine | 4.9 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Symptoms | Excessive Emissions |
Occurs | Always |