Sounds like you are in limp mode. A common cause is a throttle position sensor failed. The car computer can't determine where the throttle is so you get limp mode. Inspect & clean the throttle body and pay attention to the TPS plug/contacts for corrosion, try re-seating it.
2002 Cadillac DeVille Sedan FWD
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Maintenance & Repair
Anyway, I dont understand why if it's warm outside and im in traffic it overheats but when its cold outside or night time and im in the same traffic she runs fine. I'm not sure if it's the thermosta...
1989 Cadillac DeVille Sedan FWD
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Maintenance & Repair
I changed spark plugs wires condenser cap and rotor runs good in idle put in gear no power
1978 Cadillac DeVille Coupe
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Maintenance & Repair
In process of bypassing VATS , I stripped the wiring and don't have enough play to rewire what I had tried to bypass
1999 Cadillac DeVille
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Maintenance & Repair
I had not left the house in days didnt turn my car on i jump in and it dead i tryed jumping it i even charged da battery at a store now itz sayin starter disabled remove key what does dis mean pls...
2002 Cadillac DeVille Sedan FWD
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Maintenance & Repair
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