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L4-1.9L

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Question
How should I get rid of my junk car?
It depends on where the rust is. There is cosmetic rust which is meaningless and then there is rust on critical safety components, such as steel brake and fuel lines, or structural features like the sub-frame, engine cradle, springs, and...
Question
Have oil on one of my spark plug wires in the spark plug well the test are fine. What should I do.
Hi there. The issue that you are having is a small o-ring seal on your valve cover is either split or damaged. The valve cover should have a seal all the way around it and 4 o-rings in the middle...
Question
Car runs rough after it heats up.
Hi there. This sounds like there is a minor vacuum leak on the intake. Check the gaskets around the mounting surface of the intake. Check all vacuum lines coming off the intake and see if they are leaking or cracked....
Question
Overheating
Hello. Heater failure and transmission issues are signaling that the cooling system is having a complete meltdown. Both of these systems depend on the cooling system to work correctly. Typically when the entire system is struggling there is a severe...
Question
Drive belt is squealing
This may be a matter of a belt tensioner out of adjustment. Your drive belt has a tensioner pulley that maintains a specific amount of tension on the belt in order to keep it tight, but allow it to flex...
Question
My car is jerking for an unknown reason
Hey there. This may be a sign of a failing transmission control module or low transmission fluid. The transmission control module (TCM) helps regulate fuel efficiency and power while storing information about the transmission system in its memory. A faulty...
Question
Car squirting oil and smoking
Hello. This is a sign of an oil leak. If the oil is squirting from the motor only when the car is running, this helps to narrow down where since that means it is coming from a place that is...
Question
Car won't start - 1999 Saturn SL1
Hey there. You will want to have the vehicle scanned for diagnostic trouble codes and start there. If you're getting power and the car still acting like it doesn't want to run, your issue is very likely either spark or...
Question
Battery shot?
I would not recommend using jumper cables as a means to connect your battery for a couple of reasons. First of all, it can be dangerous as it can create additional risk of sparks that would not otherwise happen when...
Question
Water boiling out of the radiator cap
If your cooling fans are not coming on, this suggests that either the fans themselves are faulty, the relay switch is not working properly or the coolant temperature sensor is not working properly. If the car is still overheating, this...
Question
I changed the camshaft sensor and also I changed the fuel pump, but the engine is starting some few minutes then it shuts off.
Hi there. If the engine is stalling out, then check the engine for any vacuum leaks. If there are no vacuum leaks, then check the fuel pressure on the fuel rail. If the pressure is low, it can be the...
Question
service engine light w/ wrench is on--EGR valve
Hi there - this is a relatively simple repair. The EGR valve is attached to the engine with 2 bolts, and is located on the top of the engine near the driver-side end. It is close to the air cleaner...
Question
Why won't my car go in reverse?
Hello - hopefully the few days where the transmission was losing fluid badly did not damage anything. Causes of "no reverse" include: valve body wear, especially the pressure regulator valve, a loose nut on the transmission main shaft (causes an...
Question
Car won't start when it is warm.
This is a common sign of a faulty ignition coil. Ignition coils are coated with a varnish-like insulation that becomes brittle over time after being stretched then contracted repeated as the copper beneath them expands and contracts at a higher...
Question
Leaking water
Hi there. If you've recently had wholesale service completed on your cooling system (which based on your question it appears you have), the leaking water may be contributed to a coolant hose fitting that was not properly tightened or a...
Question
My car will not start - 2002 Saturn SC2
This is a common sign of a faulty ignition coil. Ignition coils are coated with a varnish-like insulation that becomes brittle over time after being stretched and contracted repeatedly as the copper beneath them expands and contracts at a higher...
Question
P0107 MAP Sensor OBD code
Hello - if this condition came on slowly - period of weeks or months - I would be checking for low compression and/or a clogged catalytic converter (especially if this is the original converter). Low airflow under a load may...
Question
The front driver's side wheel feels wobbly while driving
Excess wheel play can be caused by several components. You will want to perform certain tests in a process of elimination to target the issue. Brakes and particularly the rotors can cause similar issues. You would notice the symptoms when...
Question
Does my power steering pump need to be replaced?
Your car may very well likely have a power steering leak somewhere in one of the lines. As you may know, the power steering system is a very highly pressurized system that works on hydraulic pressure (in some cases up...
Question
Rubbing sound when going over bumps even after replacing the struts.
Hi there: When struts are replaced, they typically take a while to break in; which during this time period, other mechanical problems such as worn out CV joints, ball joints, or stabilizer bar bushings can cause the issues you're describing....

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