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1985

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Question
Choose a carburetor for 454 Chevy engine
Hi there. For the carburetor swap out, you will need to have a least a CFM of 850 or 950 for a big block GM engine. If you are concerned about fuel consumption, then you could do a CFM of...
Question
Loud rattling noise from engine.
Hi there. Open the hood and check all around the engine compartment for something to be loose. When you hit the guardrail, the vehicle may have jolted hard enough to dislodge something and make something in your engine compartment move...
Question
85 chevy s10 dash electrical problems gauges all drop when dash lights are on
Definitely check that the stereo was installed properly. If you can't find a wiring diagram online, try a local stereo installer. They might be able to help you out. GM products, particularly in the 80's, were prone to gauge issues....
Question
vehicle violently shakes when you first start driving then smooths out after 5-10 miles down the road.
Hi there. It seems that the wheel bearings are most likely to be your issue. Even though the wheel bearing seems to be in good shape, it could be dry of grease. Suspension parts and the carrier bearing will not...
Question
where does the 02 sensor plug in to a 1985 Olds. 98
Hi Wayne. Thanks for contacting us today. Back in 85, GM V6 motors only had one O2 sensor. It was considered an upstream sensor, which means that it was installed near the center of the exhaust manifold. Downstream sensors were...
Question
Trying to test a sensor in the distributor that is allowing it to not spark.
The Hall effect pick-up assembly in the distributor can be tested via the Factory Service Manual but that procedure has more than 15 steps. A more efficient test method is to use a self powered “indicator light” that is made...
Question
Q: Oil pressure light is on
The oil pressure light will usually come on when a few things could be happening. Either the motor is in fact low on oil, the oil pump could be failing or the oil pressure sending unit is not working properly...
Question
I had a fuel pump,filter,and the gas tank cleaned and lined in my 1985 Cadillac Seville the car is surging it cuts off but crank r
Hello, thank you for writing in. The vehicle may be experiencing a wide variety of issues. Considering the age of the vehicle, the list can get even more extensive. Unfortunately, this is going to be a process of elimination until...
Question
Temperature gauge jumping around?
Hi There, It sounds like you may have a faulty coolant temperature sensor. The coolant temperature sensor, is a sensor that reads the engine coolant temperature and sends a signal to the engine control module, or ECM, to control other...
Question
Car dies while on but at a stop, won't start until the next day.
It is possible that you could have a problem with your ignition switch. If the ignition switch has an electrical issue, this can cut out the ignition to the entire engine and cause it to die. This would also explain...
Question
I have a 454 big block chevy suburban 85 c20 rwd and it seems to stall and misfire not allowing me to accelerate or even stop it f
Hi there. Typically when I see this issue on big block chevy engines, the first thing I do is check the distributor first. Verify the cap is not cracked, rotor is good, and the distributor is solidly mounted to the...
Question
RE: 1985 Toyota Camry LE Engine swap to 200 HP.
Although the engine computer used in 1985 engines is rudimentary, the fact that it exists means that you will have to completely change out the vehicle's wiring harness. Those harnesses are no longer available, of course, which means that you...
Question
Q: Car starts but wont stay running
Hi There, It sounds like you may have a dirty or failing idle air control valve causing your engine idle to fluctuate and eventually stall. The idle air control valve is a small valve on the engine's intake system that...
Question
Low idle in gear way to low, why?
Claimed by Tim Charlet
Question
How much would it cost to replace a head gasket in a ford e-150 ecoline wagon
Hi Jennifer. Thanks for contacting us today. Unfortunately, replacing a head gasket is not a service that our mobile mechanics can offer - as it requires more equipment and time to complete than our mobile services can provide. Your best...
Question
Low oil pressure, trouble staying started, oil leaking
Hi Jordan. When you have a rear main seal leak, it's very difficult to repair without removing the engine. Low oil pressure is typically caused by low oil levels, but also a failing oil pump. However, it usually does not...
Question
is there a spout connector on a 85 lincoln town car and if so where's the location
The spout connector is within about 6 inches from the electrical connection of the TFI module on the distributor. Pull out plug to set base timing.
Question
I have a 1985 Toyot 2SE engine. The engine starts and then stalls. I just replaced the timing belt, water pump
Your vehicle probably has a cold start injector time switch, or comparable means to enrich the mixture on cold start to prevent immediate stalling. That component is subject to failure and I would check that first. To generally rule fuel...
Question
battery dashboard light comes on and off
The "battery" light is actually the charging system warning light. It means that the charging voltage is low. Most often it indicates a problem with the alternator, but there can be other causes as well. If the alternator is not...
Question
Truck overheating but gage is not moving and no coolant flow thru clear line univesal tank
You may have a clogged radiator cap so coolant can go into overflow tank and back into radiator. Check cooling fan clutch to see if it is locking up as it should.

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