2008 Cadillac DTS Questions

Get answers to questions about your 2008 Cadillac DTS at RepairPal. Find solutions, diagnose problems and get back on the road.

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What can I do to unlock the car out of drive

Engine light came on three weeks ago. Code said either vacuum leak or O2 issue in Converter. No decrease in performance so I ignored.
Tranny coolant line is leaking slightly at fitting.
Several months ago I could not remove key when shutting off engine. I wld hv to turn key to On position and move shifter back and forth thru gears until car recognized tranny was in Park

Removal of rear valve cover gasket

I had an ignition interlock device on my car, they took the device off but forgot the wires from the device, two days later, something caused a shortage in my wires my rear fuse block melted, my fuel pump shorted out, and my relay melted as well. Could the wires cause this problem

my car wont start after it sits overnight

Put new plug & coil in #6. Motor runs rough, shifts rough. Car was fine before this. Also, disconnected connection to coil while motor running. Saw additional loss of power. Autozone says scan shows misfire in #5!!! How cld this procedure affect opposite cylinder!? DIC shows Service Stabilitrak and Traction Control systems. Should I put old plug and coil in cylinder #5??? Thx

while car is idle or running, there is a spinning or whinning noise. Why?

My road is bumpy and the car seems to bounce a lot, sometimes sounds squeeky

can run for miles with no issues than it starts with bell ringing notifying me that parking assistance is off, ABS messages, stabilitrak not working, traction control on engine light on, transmission shifts poorly than it goes off return to normal for days than starts all over. OnStar reports a control modular is bad. Dealer had car but after 170.00 said It would need to get worst. dealer said their were many error codes OnStar said they would give codes to anyone doing work on car I believe one was 1u

We had to replace 3 fuel pump and 3 relay fuses which we bought from
auto zone. Just out of the blue our car won't start. Please help us.

Where is location Evaporator accumulator dryer ?