
1994 Cadillac DeVille 4.9L Idle hangs high
Sometimes idle will stay high (about 1,100) on deceleration, causing extra braking. But idle will settle as car comes to stop. TPS reads good all the time. No stickiness in throttle, it seems that the idle motor is being commanded to hold the throttle open, bu...
FIX posted 12/2/2016
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Message Closed w/FIX
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VIN | 1G6KD52B3R |
Engine | 4.9 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / PFI |
Emissions | CA |
Symptoms | Idle Hangs High |
Occurs | On Decel |
Message Closed w/FIX
Vehicle Data
1994 Cadillac DeVille
VIN | 1G6KD52B3R |
Engine | 4.9 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / PFI |
Emissions | CA |
Symptoms | Idle Hangs High |
Occurs | On Decel |