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1986

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Question
Stalling hard to start
Hi there: On an 86 Lincoln Town Car, this issue is most likely contributed to a dirty or clogged throttle body or fuel injectors (assuming it's the fuel injected edition); or another fuel system component. It could be an obstruction...
Question
Transmission not shifting into reverse.
Hi there. If all of the other gears work and only the reverse gear does not work, then there could be a bent shift fork or the reverse input gear has chewed up the teeth. It is very common for...
Question
Engine cranks when cold but not warm
A scope (oscilloscope) exam during those few minutes after it starts, and while the engine idles roughly, will reveal the cause. It is either ignition or fuel system related. To schedule a rough running engine diagnostic(https://www.yourmechanic.com/services/car-idle-is-rough-inspection) please feel free to...
Question
Car shut off while driving now tries to turn over but won't catch.
The fact that the vehicle started on starter fluid may be showing the problem. Fuel pressure must be checked. You installed a new pump, but if there is no power getting to the pump, or the ground is faulted then...
Question
ok thx Tim, I unplug the fuse and run a wire from high
Hello, there is a blower motor resistor the reduces voltage over the circuit to lower or raise blower motor speed. The switch directs battery voltage to those resistors. Your blower motor resistor has failed. This part can be replaced. The...
Question
Brakes not working and brake booster possible failure causing the engine to stall.
Hi there. If the engine tries to stall out when the brakes are applied, then look at the brake booster for any external damage. If there is no damage to be seen, then the diaphragm inside the brake booster is...
Question
when I put my car in drive it won't go but when I put it in low gear and up the RPM its will slowly take off then I have to shift
Hello. The transmission malfunctions you are experiencing can be caused by a wide variety of issues. A few common causes for improper shifting behavior are low or contaminated transmission fluid, transmission sensor issues, or a worn transmission. The first thing...
Question
New Clutch won't engage
Hi there. Without being there to inspect your Nissan or knowing what replacement parts you used, it's difficult to pinpoint this issue remotely. You might want to verify that all replacement parts are OEM or compatible to your 720 first....
Question
High idle problem.
This may be a sign of a vacuum leak. A vacuum leak can be one of the most frustrating and difficult problems to diagnose. High idle speed is a common sign and stalling is another. Confirmation of an engine vacuum...
Question
Randomly Shutting off.
Hi there: If your Bronco II shuts off while you're driving the vehicle, it can be caused by a vacuum leak, faulty fuel pump, poor electrical connections, dirty fuel filters or ignition system components such as distributor or coils being...
Question
Won't start anymore
Hello. It sounds like you have a fuel system issue. If the vehicle was running with bad fuel in it then that fuel may have caused the fuel pump to fail or it may have clogged the fuel filter or...
Question
I am having Mitsubishi Lancer box. Engine sounds well,Car is pulling well, not much smoke but some time engine oil is dippin
Hi there: A quick way for you to know if coolant is leaking into the engine (most likely caused by a blown head gasket) is if you check the oil and it's milky or extremely diluted. Also, if you're engine...
Question
Overheats at 120 C even after replacing thermostat and water pump.
If the hoses are cool, engine coolant is not flowing due to a blockage in passageways or hoses or inadequate water pump speed due to a loose drive belt. If you just added coolant after replacing the water pump and...
Question
Fiero begins to overheat when at idle/ driving slow
This can be caused by a number of things such as low coolant levels, a faulty thermostat, or a failing coolant fan switch. As you may know the coolant fan switch helps to maintain the proper coolant temperature by turning...
Question
Hi, how can I check to see if blower motor relay or a fuse My heater won't come on and replace blower 1986 Buick
Hi there, there are actually several additional components to check for blower motor operation. First is fuses - easiest and least expensive to test. There is a blower motor relay, and also one or motor blower motor resistors, and a...
Question
My heater won't come on and replace blower & resistor too.
This may be related to a faulty blower motor or blower motor relay. Occasionally, the blower motor itself will wear out or become faulty working intermittently as the brush contacts inside the motor wear out. The blower motor relay supplies...
Question
Hi, how can I check to see if blower motor relay or a fuse My heater won't come on and replace blower
Hi there: It's more than likely that you have an electrical short that is causing the fuse to pop when you activate the heater. This could be caused by a frayed or exposed wire, or the electrical relay being damaged....
Question
Grinding noise when starting engine.
Hi there: Improper alignment or installation of the starter can cause this grinding noise to occur. However, it's also possible that internal components inside the starter, the starter relay or the flywheel teeth could also be the source. It's really...
Question
when bleed the abs unit on my |986 mersedes 300diesel it should come brake fuel out om the top of the unit
ABS equipped vehicles have complex piston, cylinder, and valving arrangements. As a consequence, typically a bi-directional scan tool has to be used to expel air and/or bleed the system. Bi-directional tools remotely actuate the ABS system, using commands, to accomplish...
Question
almost no acceleration when cold need very light touch on gas idles fine motor does seem to rev up without a load was told t
Your car uses the KE injection system which is unique in that the electrical system can fail, and the injection system will still operate and keep the car running. Only problem is, you don't have any fine fuel trim like...

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