20 Most Recent 1995 Cadillac Seville STS - Page 6 Questions & Answers

check the shift selenoid or the valve may be is stuck on your transmision .

Someone would need to test the system and find out at what point the engine is overheating. Is the thermostat not opening - is the coolant not flowing - or are the fans not coming on when the coolant reaches 220 degrees ?

HelloThe Engine and Automatic Transmission (not applicable to manual transmissions) in this vehicles drive train are fully electronically controlled by a computer called the PCM and TCM (Power Train Control Module, Transmission Control Module). When a problem like this or other drive-ability related problems occurs the computer stores a record of the problem (there are of course some exceptions to this, like the fuel pump, engine coolant temperature sensor and MAF sensor for instance) in the form of a fault code in its memory, to read these fault codes you must have the systems memory scanned with a special tool. Once the fault code(s) are read you then must perform the appropriate diagnostic testing to find and resolve the problem(s) DO NOT REPLACE ANY PARTS UNTIL A TRAINED TECHNICAIN HAS DIAGNOSED THE PROBLEM TO AVOID SPENDING YOUR HARD EARNED MONEY ON PARTS THAT MAY NOT CORRECT THE PROBLEM. Also always check fuel pressure for correct spec for your make and engine type.

All GM locks from 80's through late 90's are the same design, no matter the model and make. Go here to see the job.

You need to rest the monitor. It does not do this automatically. Turn the key on, do not start the vehicle. Press the gas pedal all the way to the floor three times turn the key off and then start the car. It should now read 100%. The owners manual will have this info as well. I’m happy to assist further over the phone at https://www.6ya.com/expert/jeremy_d728a59f986299fa

there is a problem with your ride control system could be nothing but a sensor or bad connection or the control module or motor.have it looked at by dealer if it worries you or you notice a difference in height of car front to back.

iginition coil needs to be replaced. By for about 150 to 200, and take the Northstar cover off and replace. Very easy fix. Car will then run like a jet engine.

Probably not without driving it.A vibration is usually caused by something that turns, such as the tires-wheels or axles.But it could also be a cylinder miss or something in the engine.

Start by pulling the spark plugs out and seeing if the wells they sit in are fuwell of oil. The plugs are under the coils. The coils are in packs as shown in picture below.

there are companies who sell rebuilds , make sure one with lifetime warranty and swap it out.

new battery or new starter

under the dash