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1989

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Question
Engine turns but wont start.
Hi JR. You might want to check your cold start injector; especially if you're smelling fuel; as this can be a sign of improper air/fuel mixture which essentially is creating a rich situation. The cold start injector, also referred to...
Question
Not getting proper heat and no A/C
Hi there: It's likely that you have multiple problems with your AC and heating system that could be causing these issues on your MB. The AC problem could be low refrigerant, a damaged compressor or leak that is the source...
Question
How to shut off the anti theft device in your car?
Hi there. Try removing the negative battery cable (-) on the car battery and leave it off for 13 minutes. Then while the battery cable is off, take your key and put it into the ignition and turn it on....
Question
Fuel pump will not stop running when the engine is turned off
It sounds like you have an intermittent short in the control circuit of the fuel pump relay. It may be easier to just remove the fuel pump relay when you stop the car instead of removing the negative terminal each...
Question
Rear brakes locking up.
If the ABS light is on, there will be diagnostic codes to access. Those codes will provide enough clues to dig into this. I would first obtain those codes simply because they will give a direct indication of what components...
Question
Rear brakes locking up.
If the ABS light is on, there will be diagnostic codes to access. Those codes will provide enough clues to dig into this. I would first obtain those codes simply because they will give a direct indication of what components...
Question
Car not starting
When an old Benz from the 1908's doesn't start, the first place I usually look is the fuel pump relay. It's a big relay near the battery and the ECU. It's about the size of a pack of cigarettes and...
Question
Keep stalling when I slow down or shift gears
Engine stalling is typically caused by fuel or ignition system problems and/or faults in the air induction system (including vacuum leaks) and engine management sensors. If you request an engine stalling diagnostic, the responding mechanic will go through a decision...
Question
More Horse power and performance chips
Hi Tim (great name). To be completely honest, with more than 200,000 miles on your Buick, you're risking serious mechanical failure by making any performance upgrades to your engine; without completely rebuilding it. As a motor ages, so do the...
Question
Car Electrical Issues
Hello, thank you for writing in. When facing electrical issues, diagnosis can be lengthy. The starting and running issue may be an issue with the ignition switch. If it is not holding the key to the "Run" position, the engine...
Question
Car will not move
Hello. If the vehicle will only move with the wheels lifted off the ground then that may be a sign that the power is not being transferred properly, perhaps due to a fault with the transmission or drive line. This...
Question
My 1989 crown victoria loses the power assist after its been driven for a while and warmed up and only when you are trying to park
The main cause of low power steering assist at lower rpms are caused by not enough pressure produced by the power steering pump. You can have the pressures tested to see if the pump is putting out enough pressure at...
Question
Stuck in third gear
Hello. If your shifter will not move out of third gear then it is either an internal issue with the syncronizer being locked in place or it may be the shifter assembly. I have seen a lot of these shifter...
Question
Cylinder Head inspection
I would recommend pulling the cylinder heads off to inspect considering 2 of the push rods broke. This may have caused material from the broken rods to be scattered throughout the valve train or potentially other places in the motor....
Question
Engine swap
The question would need to be more specific. When changing out a motor with a used motor is hard enough to get the same year engine to work correct. You want to change out to use a more modern motor...
Question
Front axle shim washer was bent during re install.
Hi there. For your question, this determines on how the gear was installed in the differential. Since you have a Dana 44 front axle design, the only thing that I could say is that the ring gear could have been...
Question
I put my car in reaverse while it was going about 40mph. Is the transmission broken
Hi there. I'm going to have to say that there is most likely something damaged and/or broken, but there is also the possibility that there is no damage at all. Does the vehicle still drive ok? Does the transmission shift...
Question
When installing a new water pump and thermostat on my 1989 Pontiac grand Prix should I use gasket sealer or silicone grease
In your application, the new thermostat comes with a new rubber seal which is the entire gasketing solution for the thermostat housing. Nothing should be added as that may interfere with the seal. The water pump uses a paper/fiber gasket....
Question
Headgasket
Hi There, Thanks for writing in. A blown head gasket may cause a number of different symptoms. A head gasket that fails between cylinders will generally cause a misfire and perhaps few other symptoms. A failure between cylinders will cause...
Question
nissan d21 pickup 2.4ltr no 2 cylinder mot firing
Hi there. How did you determine that cylinder 2 is misfiring? Is there a check engine light on with a stored code? What is the code? Have you checked the compression on the other cylinders? A cylinder leak down test?...

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