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L300

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Question
Car cuts off while driving after sitting for a few hours cuts back on check engine light comes on but does not stay on
Hello there, faults such as this can be a bit difficult to diagnose. When the cars cut off like this but then starts fine when they cool off, it points to a part that is failing once it gets hot...
Question
car shut off while driving and when i try to restart it i hear no click or anything
A good visual inspection and some electrical testing needs to happen on your Saturn. Start with a battery test and being sure it's at least 75% charged. Check cables and connections; ensuring that they clean and tight. Check all of...
Question
not starting low AMP
Yes, the cigarette lighter circuit can create a draw on the electrical system and with the fact that the contact and wiring appear to be questionable, this can have an effect on many other systems in the vehicle causing malfunctions....
Question
car not starting errors
The fault codes need to be read out of the various vehicle control modules to determine the scope of issues that need to be corrected. Faulty sensor inputs can lead to a series of malfunctions, some of which could compromise...
Question
misses at higher speeds
Slight surges at higher speeds under steady cruise like this, can be an indication of a transmission or clutch slippage issue. This is possible because of the drive gear ratio automatic transmission internal wear, or clutch disc wear on a...
Question
cv axel not fitting
The axle bore in the transaxle needs to be checked for debris, burying, or a damaged locking ring that could be preventing the axle from fully inserting into the transaxle axle bore. Also, replacement axles are generally refurbished from...
Question
sluggish not much power
A clogged catalytic converter can increase exhaust system pressure robbing the engine of power. Along with this overheating, excessive fuel consumption can also occur. The exhaust system pressure should be checked and compared to specification to ensure the catalytic converter...
Question
Steering wheel stiff and noisy
Hi there. There are a few different things that can go wrong and cause this. Most of the time, if it is intermittent it is due to a belt that is coming loose or a clog in the system. I...
Question
Vehicle not moving when transmission is in drive
A vehicle not moving when put into, drive can be caused by many things. The problem may be as simple as the need to add some transmission fluid to as serious as the need for a replacement transmission. As the...
Question
what is the black box with three plugs that is under the dash on the drivers side.
It sounds like you are describing the BCM (Body Control Module). It usually has 3-4 connectors. Saturn vehicles are unique. Like many vehicles, there are not any other vehicles that I know of that you can use for parts....
Question
I'm having electrical issues and now my car won't start, it will crank but not star.
All of these problems are most likely not related to each other. The no start is the most serious and may be due to the fuel pump or ignition module not working. You will need to have the vehicle scanned...
Question
Performance chip messed up my car
Since I don't know what kind of chip you have or the specifics of how it was installed, I'm not sure how much advice I can provide. But first, I would start by double checking that everything is exactly how...
Question
ac control dont have power
Hello. Thanks for writing in about your 2003 Saturn L300. If the control unit for the AC system does not have any power, then I usually check the fuse first. If the fuse is blown, then that fuse needs to...
Question
Reduce power light is on
What problem codes are set? Most often, these symptoms are the result of a failed throttle position sensor. Traditionally, cars will have a throttle cable but your Saturn has a "fly by wire" throttle system. If the engine management system...
Question
Car won't start and shakes while turning the key - 2003 Saturn L300
Hello. These lights can mean that there is a serious issue going on or that there may be an electrical malfunction. I usually check and see if there is oil pressure and check to make sure that the charging system...
Question
Car wont start
The symptoms you describe sound like the fuel pump stopped working and the engine doesn't have the fuel pressure it needs to keep running. Have the fuel pressure checked to see if the fuel pump is not pumping fuel to...
Question
Suspension in left rear lower and clucking
If the car is sitting lower than normal, that suggests a problem with the coil spring, or related components including the spring seat, that are actually supporting the weight of the car. Of course, on a flat level surface, you...
Question
Sometimes when driving a wrench light comes on and my car is hard to shift
This may be related to low transmission fluid, or potentially a faulty transmission speed sensor or transmission control solenoid. Every time a gear change is required, the car's computer activates a transmission solenoid, which directs transmission fluid into the valve...
Question
accelerator pedal throttle sensor
The vehicle could have a clogged catalytic converter, the fuel filter and/or injectors could be plugged and there are other possibilities in the fuel, ignition, and air induction systems. It is also possible that your vehicle has entered "limp mode"...
Question
Oil on bottom of catalytic converter
Hi there. I completely understand about time constraints and your concern about a potential fire hazard. Many people continue to drive their vehicles even if there is oil on the exhaust components as they usually smolder and smoke. However, the...

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