Saturn SL - Recent Questions, Troubleshooting & Support - Page 5

High idle speeds on modern engines is in most cases caused by an engine vacuum leak.

the sound you describe sounds more like the belt lose, would check that first. auxiliary belt. if the sound goes away it will prob be that.

Sounds like a head gasket, the oily substance is actually oil. Do not drive the vehicle, at some point a $1000 repair will into $3000 repair when the engine seizes.

That fuse powers shift soledoid 2 and the TCC solenoid. One of those 2 solenoids is probably shorted. The transmission will have to be repaired.

Water has infiltrated the control module, it is shorted.

indicates syncro ring or gear problem in the transmission

There are pressure sensors in the refrigerant plumbing that can prevent the system from starting if system pressure is low. If any of these are loose or unplugged the compressor will never engage. The compressor clutch also has a connector that can be unplugged also.

the sensor that controls the mixture is the heated oxygen sensor (HO2S) in the exhaust manifold compression is low as it should be no less that 125 psi that is if the readings were taken with the throttle wide open the noise in the exhaust indicates unburnt mixture accumulating in the muffler to flash off check for a crack in the flex section of the exhaust near the manifold

No relay involved , a dead short to ground on that electrical circuit ,ignition switch . Do you know how to test for a short ? How to Diagnose and Find Short Circuit or Wire in Your Car

Try to find the fuel pump and unplug it, Plug back in when done!

I am sure that there are parts that are worn out in the shifter, I see this complaint a lot for Old Saturns. It will be a miracle is you can get the parts to fix the worn out bushing and such

Sounds like u have a few problems happening there. Sounds like your dealing w a weak battery & head gasket problem. Get it to started first but don't run it too long (HOT), then deal w the head problem. Good luck