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...
The cost depends on which seal is leaking. If, for example, the leak is at a transaxle output shaft seal, you can input your year, make and model at the service page for axle shaft seals to obtain a quote....
Hello, thank you for writing in. The first thing we need to do is test the new switch for power. If the driver's switch is not receiving enough electrical voltage, the other windows are not either. From there you will...
The EGR or Exhaust Gas Recirculation valve is connected to the exhaust and the intake manifold. This valve routes exhaust gases back into the intake to be fully burned by the engine. I would look at everything that is connected...
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...
Hi there. The PCV valve on this engine is located on the passenger side of the motor, on top and to the side of the valve cover and next to the serpentine belt pulley's. If you're going to complete any...
If the fuel injectors have never been serviced, that would be a good start on a car of this age. To do it right the injectors have to be removed from the fuel rail and sent out for cleaning to...
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...
There are quite a few labs (just do Internet search) that perform passenger car engine oil analyses and such a service is economical as it is done through the mail. Visual observation, in the circumstances you are describing, will not...
Hi there. Each door sensor is unique for it's location and to work with other sensors near the seat to relay information to the ECU. As such, it's highly improbable that what you are requesting would work for your Cadillac...
Hi There, I would suggest changing your air filter as they often times become clogged with dirt over time. As you know, your air filter is the equivalent to your lungs when it comes to the motor being able to...
Hi there. It sounds like you have a broken engine/transmission mount. A good visual inspection will uncover which one(s) are in need of replacement. The grease you're seeing is likely the result of this movement overstretching the axle boots and...
Hi there. On most GM V-8's there are four total engine mounts and two transmission mounts. If you'd like to receive a price estimate to have your engine mounts replaced, please click this link to be forwarded to the engine...
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...
Hi There, It sounds like you may have a number of possible issues. The codes are as follows: Code P1320 - Faulty or worn out spark plugs, Faulty fuel injectors, Faulty Camshaft Position Sensor, Faulty Crankshaft Position Sensor. Codes...
It sounds like you may have a fuel supply problem in getting the proper amount of fuel to the fuel injectors. As you know, when you turn the key to on, the fuel pump is activated and the fuel system...
Hi There, A few things may cause the vehicle to produce a strong fuel smell. A clogged or dirty EGR valve may cause the car to emit a strong fuel smell due to the excess hydrocarbons as a result of...
Hi There, It sounds like you may have a faulty blend door actuator. Inside your vehicle's vent system, there are small doors that open and close to change the flow of air running through the system. These doors are operated...
This trouble code relates to an issue with the pressure solenoid inside the transmission. It is possible that a faulty powertrain control module could be the cause of this issue but more likely that the pressure solenoid has failed. I...
Hi Gary. Thanks for writing in to YourMechanic.com today. In many instances, what you are describing can be caused by a damaged CV joint, wheel bearings, lower ball joint or even a strut mount that is loose. A wheel weight...
