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Seville

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Question
My 96 Cadillac Seville is running for about 30 mins and then my oil pressure lights comes on and says "stop engine". I've checked the oil and it's ok.
From what you've described, the problem sounds like you are loosing oil pressure to the engine and the light and noise are indicating that there is a problem. The fact that you are full of oil tells me that the...
Question
Where is the shifter interlock solinoid located on 95 cadillac sls and can new part be purchased?
Hi there, There is normally a small tab that can be pried out with a screwdriver that is used to cover up the shift lock solenoid. I would recommend looking all around your shifter assembly for a small plastic tab...
Question
It won't start.
The engine requires three things to run - Spark, fuel, and air. Unless there is a restriction in the air intake, air will almost always be present. fuel can be lacking for a number of reasons: 1. Bad fuel pump...
Question
Replaced wiper motor wipers still dont work. Checked fuse. Seems no electrial current
Hi there. Was supply voltage checked at the wiper motor, fuse, wiper switch? If there is no supply voltage at the fuse, then the problem could be in the fuse block or wiring harness. The fuse could have a crack...
Question
Overheating - 2001 Cadillac Seville
Hello. This is a problem within the engine. Most of the time the head gasket leaks internally or there is an issue with one of the cylinder heads. A block check would need to be done in order to be...
Question
Temperature reading hot cold air blowing out of vents both side set at 90 degrees. Northstar will I blow a head gasget??
Hello. It is likely if the vehicle is getting progressively hotter, that it is going to overheat sooner or later. The head gasket is one of the several components that can be a factor, but you will want to test...
Question
My Cadillac Seville does not stay on after I start it
This is likely related to a fuel supply issue due to the fact that it requires starter fluid to stay running. I would begin by checking the fuel pressure after replacing the fuel pump to be sure it is getting...
Question
Car won't crank - 2000 Cadillac Seville
Hi and thank you for contacting YourMechanic. If your accessories and instrument panel does not function when you turn the key to the on position, check the ignition relay and/or the ignition switch as they need to be replaced. If...
Question
Transmission actualization (updated)
Hello - If i understand you correctly, you are asking where the 5 solenoids (you refer to them as "actualizations") for this transmission (4T60E) are located. These solenoids are mounted to the transmissions valve body, which is located inside an...
Question
solenoids for cadillac
Hello - no, the solenoids do not require software updates themselves. Think of them as "On or Off" devices. They do receive commands from the transmission controller, which could have software updates, but the solenoids themselves are isolated components -...
Question
car wont stay on
Hi Melody. To start a vehicle, the electrical system, composed of the battery and starter, turns the engine over. Once running, the engine requires a constant flow of gasoline and good spark to keep that fuel igniting. If gasoline is...
Question
We are replacing rhe water pump and the special tool is not working it just keeps slipping the water pump is very rusty need help
The replacement of the water pump on your vehicle is more complex than the average vehicle and does require a special GM tool (J 38816-A Water Pump Remover & Installer), therefore if you desire you can request that a certified...
Question
I'm changing my a/c blower motor and I need help getting it out
Once you removed all the screws then rotate the blower motor clockwise to disconnect the blower motor from the housing. You can then remove the blower motor. When installing the new motor you have to insert and turn it counterclockwise...
Question
Power drain 1978 Cadillac Seville
Hello - you may have a charging system problem, although you have replaced virtually of those components, or there may be a parasitic drain on the system that runs your batter down overnight. This can be diagnosed by identifying which...
Question
Ac vents not blowing
If your system is vacuum operated you should see hard plastic black colored lines and there should be a visible line through the firewall. If no such lines are visible, your system is electronically controlled. If vacuum operated, you can...
Question
Yeah I have a 2001 Seville SLS I've been told it needs a water pump thermostat and upper hose what would that cost
Hi Jon. Did you notice any coolant leaking from the vehicle? Any smells, steam, or any evidence of coolant? There may be a water pump concern and the other items being recommended as preventive maintenance. However, without a proper cooling...
Question
right side break light not working
Hello there, many common issues will cause your right brake light to not illuminate on your 2001 Cadillac Seville. You did well in replacing the brake light bulb first as this is typically the cause. If the bulb is not...
Question
A/C vent issues
Hi there. Diagnosing AC vent issues really should be done onsite; as there are multiple small components, electrical systems and relays that make up the control section of the AC and heating system on your Cadillac. It's best to have...
Question
I had a fuel pump put in and they didn't undo battery does my car have a shout off switch my car turns over
Unless your vehicle was modified, there are no shut off switches in your car. The ignition switch is basically the "master switch". Normally, the battery is disconnected when performing repairs on electrically powered equipment on the vehicle and that would...
Question
If I'm bypass the heater core will I still get heat in my car
Hello. No you will not still have heat. The heater core uses the hot coolant from your engine and radiates it into the cabin to produce the heat you feel from your vents. Also a bad heater core is a...

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