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my transmission keeps trying to slide off the transmission jack.
This should not hurt the exhast to do this. I would recommend asking for a helper if necessary to help you keep the transmission level. If the transmission falls, this can damage the transmission rather than the exhaust. If the...
Fuel pump shuts off and solution can't be found
Hi there, thank you for asking about your 1983 Nissan 280ZX. You should replace the fuel pump relay. Make sure to hook up your multimeter to check for the voltage reading while you are trying to start the car and...
Fast idle - 1983 Mercedes Benz 380SL
Hello. There could be a problem with the throttle cable sticking, causing the high idle. There also could be a problem with the throttle position sensor malfunctioning, causing a high idle. Sometimes a dirty throttle body can cause this problem...
Stalls idling cold start - 1983 Mercedes-Benz 380SL
Hello. Before replacing the fuel injectors my recommendation would be to have a fuel injector cleaning done. The injectors may still need to be replaced to solve your problem, but this is a good place to start. The idle...
Headlights On electrical problems - 1983 Dodge D150
Hello. There could be a short in the headlight switch causing the dash to malfunction. When the headlight switch is on, see if the problem continues. I would also have the wiring that was done re-checked for any shorts or...
The car battery doesn't seem to be charging I replace the alternator and the battery the car runs for about 10 minutes and everyth
This may be related to a failing voltage regulator or potentially a bad ground connection. As you may know, the voltage regulator regulates the amount of charging the alternator provides to the battery. When this is not working correctly, this...
I have a 1983 yamaha moped 180cc riva
Hello. You could have a rear clutch problem. Check your pulleys to make sure they are good. Since we do not service mopeds at the moment, I recommend having a dealer service the vehicle and repair the problem.
Preglow indicator light on
Your car has a diesel engine. Diesel engines have no spark plugs, they rely on ultra high compression of the fuel, which is injected at precisely the highest air pressure in the cylinder, to ignite on it's own based on...
Truck doesn't start
It is possible that your battery could have failed. I would recommend having a no start inspection performed by a qualifed professional to determine if the battery is performing as it should be. During this process I would also recommend...
Won't start cranks over - 1983 Mercedes Benz 500SL
Gasoline in the crankcase can be a big problem. It washes everything dry of lubrication and can cause damage. Hook the battery up to a charger and change the oil again. Pull all of the spark plugs to see if...
Trying to get it started after sitting for five years
My previous comment about timing was in reference to starting the firing order with the correct terminal on the distributor cap. If you have the number one plug wire on the incorrect terminal to start the firing order, this is...
My van was running great then it started to back fire, won't get up to speed and dies when I push on the gas.
There are a couple recalls that may pertain to this vehicle for fuel delivery system and circuit problems that may cause the fuel pump to not supply enough fuel to the fuel supply system. Call the local dealer with your...
Car is idling rough - 1983 Jeep CJ7
Hello. This behavior sounds like the power brake booster has a leak or rupture, which acts like an air leak to the engine. Since the brake booster vacuum is generated by the engine's air intake, their functions and potential problems...
Car shuts off unless the gas pedal is applied
The coil should be generating tens of thousands of volts to the spark plug. 12 volts is the correct supply side to the coil. It also sounds like you still have a fuel problem. Have a professional mechanic check the...
Front brake gets locked up - 1983 Jeep CJ7
Have the residual pressure valve for the locking brake checked for problems. Residual pressure valves maintain a very slight hydraulic pressure for each brake in order to make the brakes more responsive when you press the brake pedal. If it...
I have a switch toggle i believe inside the vehicle is it for the glow plug box? It makes a loud click when i hit the switch but
Hello. If the engine is not turning over and you are hearing a loud click, then it may be possible that the starter relay is faulty. The starter relay is located in the engine bay fuse box and controls power...
Tips for taking the flywheel off.
Hello and thank you for contacting YourMechanic. You don't need an impact wrench to remove a flywheel. You can use a breaker bar to remove the bolts. What you need to do though is remove the starter from the engine...
My rpm gauge is jumping while car is not runnig
The issues you are having are going to need further testing. You will want to have your vehicle scanned for diagnostic troubleshooting codes. If a code has been triggered you will have a better idea if your issue is sensor...
The firing order for the vehicle you described is: 1-3-7-2-6-5-4-8; the rotation is counter-clockwise. Number 1 on the cap is the terminal closest to cylinder 5 (rear of the cap, on the drivers side). Remember also that it is very...
We have charged both batteries 100%, replaced the voltage regulator and altenator, but when we use the lights the battery drains
Hi, thanks for writing in. It sounds like the wire from the batteries to the alternator could be faulty. If this wire is not performing as it should the voltage from the alternator will never reach the batteries to charge...

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