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1991

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Question
Just replaced ignition coil went to drive my 1991 dodge ram d150 and then I lost power to my accelerator.
Hi there. Although a physical inspection would be required to confirm this, based on what you have described, it's quite possible you experienced a backfire, which might have caused damage to the throttle body and even the linkage. If the...
Question
I did a motor swap I put a 94 5 cylinder honda motor into a 91 vigor car it won't go into gear or idle
First, of course, be sure that you carried over the complete Honda vehicle electrical system to the Acura because the engine computers (hardware and software) for the two engines that you are referring to are not interchangeable. That alone can...
Question
Car does not start
Hi There, Many different things may cause a vehicle to die for a variety of reasons, some of which may be related to a lack of spark or possibly timing issues and some of which may be related to a...
Question
Stalling at intersections
Hi There, It sounds like you may have a dirty or failing idle air control valve causing your engine idle to fluctuate. The idle air control valve is a small valve on the engine's intake system that reads the air...
Question
How can i confirm the harmonic balancer is broken
There should be no appreciable run-out on the crank pulley and if a physical inspection of the balancer reveals damage, it should be replaced. If you do have a failed balancer, don't operate the engine because the imbalance and/or torsional...
Question
shifting
Hi there. Sometimes cheaper costs you more money in the long run. This is the case when it comes to transmission replacement. If you are planning to keep the vehicle for an extended period of time, then purchasing a new...
Question
Turbocharger
Hi There, Adding a turbo to any engine is a very serious performance modification that generally requires additional modifications to the motor to handle the additional power that the turbo will provide. Some things to consider are the following: ...
Question
Shifter stuck in neutral. Brake pedal stuck. Wont go down. Car sat for 5 years. Rear manifold area very loud exhaust leak. Advice?
Hi there. If the vehicle has sat for an extended period of time, it is likely that multiple components; internal and external have 'frozen' or have lost lubricity and are literally stuck. The clutch and transmission specifically can be negatively...
Question
Car hit full speed then died
Fuse number 20 only gets power in start position of the ignition switch. Check fuse 11 and 13 to see if okay and have power. The check injector to see if have power on one wire with ignition switch on....
Question
91 ford bronco stuck in 4 wheel high
This Borg-Warner 13-56 transfercase features electronic shift control. To determine shift motor operation, the control module uses information from the 4x4 selector switch, shift position sensor, speed sensor and neutral safety switch.The problem could be with the electronic control portion...
Question
Hi I have a 1991 ford f-150 and went it turns on it makes a tickling and rattling noise somewhere in the engine.
Based on your video, it is very possible that a valve could be bent or sticking inside the cylinder head. I would recommend checking the oil level and condition to determine if the oil is causing this issue. If not,...
Question
Would an ignition cylinder from a 99 4Runner fit a 91 4Runner?
Generally, a switch assembly from 1989 through 1994 will work on this vehicle, but to get a precise answer if you plug in your vehicle data on-line at Car-Part.com you will get not only all possible interchange years but you...
Question
My 1991 chevy caprice starts and moves but as soon as I go to stop to make a turn or sumn it cuts off
This sort of problem is diagnosed in an idle shut down diagnostic. Apart from a possible transmission issue, what you are describing is, at root, due to either an interruption in the proper air fuel delivery or an electrical issue...
Question
When I put my 91 K1500 in drive, it engages, moves a lil bit then acts like I'm hooked to something and doesn't wanna move.
Hi there. It's quite likely that you have a battery parasitic drain happening, which can cause your battery to be incredibly hot. In regards to the transmission problem, this could range from internal damage to components or failed shift sensors...
Question
Dash lights along with fog lights and ceiling lights don't work
Hello, thank you for writing in. It is impossible to tell what kind of repair bills you are looking at without knowing what is actually wrong. Diagnostics are going to start with checking the fuses, and finding out what those...
Question
How do I replace spark plugs on a 1991 Plymouth Acclaim
Hi there. If you have not completed this type of job before, I would recommend one of two things. First, purchase a service and repair manual for your 1991 Plymouth Acclaim online; as it will have detailed instructions and what...
Question
my throttle is sticking and i it keeps flexuating I would like to know how much and if some one can come out today to fix it
To attempt to schedule a service visit immediately, please call 1-844-249-6752. If you want to schedule the inspection and repair on-line, please use YourMechanic's high idle speed diagnostic service link and once on that page click on "Get a Quote"....
Question
Idle problem
Turning on the headlights creates an electrical load that the alternator must supply. Of course, as the alternator works harder to supply the electrical energy, the engine must in turn supply more power. One possible explanation for the fluctuating idle...
Question
I have a 91 cadillac deville with 90,000 miles. If i drive short distances it runs great...if i drive long distance (45 min +) esp
Hi there. When mechanical systems operate for extended periods, or heat is developed, minor issues tend to be amplified; especially with fuel system components like dirty or clogged fuel injectors, air fuel mixture components or fuel and air filters that...
Question
I just bought a new battery, but periodically, my car would not start, this was in late winter.
You may be right about some kind of drain, or it could be that the alternator is functioning, but is weak. Either way a charging system test should reveal the problem. A technician can hook an ammeter up to the...

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