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1985

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Question
cooling fan wont spin
Hi there. Radiator cooling fan operation is not designed, to continuously run. It is designed to turn on at a specific temperature, generally around 220 degrees. A quick check to see if the cooling fan is capable, would be to...
Question
where is transmission pressure located cant find it
Hi there. If you are getting a transmission pressure warning then you have either a failure in the pressure control system or in the pump. I usually start by diagnosing this with a pressure gauge on the transmission. If the...
Question
No start
Hi there. As you already know, repairing and replacing components without proper diagnoses can be expensive and time consuming without resolution. The engine turning over very fast, would lead me to performing a compression test. This will also give you...
Question
Do I need a special tool to remove the knock sensor?
Hello. There does not appear to be any special tool required to remove the knock sensor on an 84 Corvette. Only the correct size socket should be needed in order to loosen and remove the sensor. The sensor is located...
Question
clutch not fully engaging on ford ranger
Hi there. From the description you have provided, the clutch not fully engaging, is not likely to be an air bubble in the hydraulic system. Had the clutch not fully disengaged, would have led me to believe air in the...
Question
Replaced the fuel pump and now the car won't start - 1985 Chevrolet El Camino
Fuel pumps are typically tested by YourMechanic for pressure and volume and related parts, such as the fuel filter, are considered for replacement (a plugged filter could make the pump appear bad). Of course, the fuel pump is tested so...
Question
Power steering belt broke & need to replace it. How do I replace it?
Typically, you would loosen the mounting bolts for the power steering pump and adjust the angle of the pump until the belt is loose enough to remove. There may be one or more belts for other accessories in front of...
Question
What drains my new battery
If your wife is able to push start the car and it continues to run, the alternator may be working. If it is not, eventually it will no longer be possible to push start the car. It may be that...
Question
Hello, my husband and I are considering purchasing a 1985 GMC Sierra Suburban. It has only had 1 owner and has 63K miles.
This model truck in general has a good history, with no Federal Recalls recorded, and no apparent dealer technical service bulletins. If the truck spent any time in Pennsylvania in the winters, it should be checked for salt or other...
Question
Oil fouls one spark plug - possible cause and recommendations to repair.
Hi there. If oil is causing the spark plug on cylinder number 4 to foul out every 600 to 700 miles, then the valve guide seals to that cylinder are damaged and need replaced. The valve guide seals prevent excessive...
Question
I have to replace an upper radiator hose, what steps must I take to access the hose and remove it.
Access to the hose is clear. On a vehicle of this age, if you are replacing one radiator hose, really all should be replaced, including the heater hoses, due to the inevitable deterioration of rubber products. YourMechanic does perform radiator...
Question
Having trouble getting the starter to sit properly
If the starter is being stripped back and causing the bolts to bend and making the sheet metal bend, there may be more than just a starter shim issue. First, try to get the right shims for the starter and...
Question
No power to fuel pump
Hello there, many faults will cause your 1985 RX-7 to not have power at the fuel pump. The most common faults are the ignition switch, a shorted wire, improper ground, or a faulty fuel pump. The first step will be...
Question
About to purchase a 1985 Buick with 300k miles. Has a new paint job and a new radiator already. Heat from engine when opened hood
Hello. Especially with the indicated mileage, I would be concerned about excessive heat, and low fluids - both oil and coolant. Also, sounds like radiator hoses are way too old. The new radiator is also a clue that the car...
Question
Engine wont reach operating temperature
The first thing to check is to see if the cooling fan clutch is working properly. Start the engine when it is cold and rev the engine up to 1500 rpm and listen to the cooling fan to see if...
Question
Does a wire wheel of a Deville fits to my Eldorado?
Hi there: Unfortunately, without knowing what size of wheel is on your Eldorado currently, we're unable to give you an accurate answer to your question. The bolt pattern on most Cadillac's in the early to mid 80's were identical for...
Question
Starter clicks
Hello. The symptoms you describe are typical of a faulty starter or starter solenoid. If the starter motor or solenoid wear out internally they may no longer be able to start the engine properly. A common trick is to tap...
Question
I need help replacing my 1985 Dodge Ram d50 rotors
Hi there: If you're referring to the brake rotors on the front end, the best advice we can offer is to purchase a service manual for your 1985 Dodge Power Ram; as this will give you detailed instructions on how...
Question
Looking for a ohms / resistance chart for the water thermal sensor switch on a 1985 toyota celica.
Hi there. Get a digital ohm meter and check the resistance on the coolant temperature sensor (water thermal sensor). You are looking for readings that are more than 200 ohms in variance between a cold and a warm engine. If...
Question
The pulley is making a rattling, ding ding ding sound occasionally when I'm driving, how do I fix this?
Hello: In most cases, this sound is an indication of a loose pulley; which might be caused by worn out center bearings or misalignment. The best way to attempt to fix this is remove the belts, then try to wiggle...

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