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1979

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Question
Jeeps stalls at traffic lights - 1979 Jeep CJ5
From the description it almost sounds like an air/fuel mixture issue. Possibly caused by unmetered air being sucked in at closed throttle. The vacuum system should be checked along with the intake manifold gasket. If no leaks are obvious, a...
Question
Gas pedal hard to apply, can't go past 55 mph
Hello. It sounds like the transmission isn’t shifting gears properly. A problem with the first, second, and/or third gear can cause difficulty with acceleration. Another possibility is that the catalytic converters are clogged causing poor acceleration. When this happens it...
Question
Q: Revs up and out of control
Hello. The throttle cable could be sticking causing the RPMs to increase excessively if the throttle cable is holding the throttle open when it shouldn’t be. There also could be a bad throttle position sensor or idle control unit. These...
Question
Oil Pressure hot engine - 1979 Mercedes-Benz 240D
Hello. Engine timing and the oil pump work hand in hand. If the timing of the engine is off, then the oil pump won’t work as it should and this will cause low oil pressure. The first thing to do...
Question
When headlights are on, turn signals do not work - 1979 Ford F-100
If the items share a common ground or power circuit, there could be a loose connection or a bit of corrosion in the shared circuits in the steering column. The cross contact from corrosion growing across circuits can cause similar...
Question
Truck won't shift out of first gear - 1979 Chevrolet C10
Hello. There are several possibilities here: the vacuum modulator valve, the governor in the transmission, or possibly incorrect fluid level in the transmission. If you would like to have this checked, a qualified professional from YourMechanic can come to your...
Question
Truck will not start, but lights still work - 1979 Ford F-100
Considering the loud clicking, have the battery tested and charged just to be sure. A loud clicking from the engine bay is a symptom of a failed or weak starter, low charge on the battery or a grounding problem in...
Question
Brake pedal feels hard
It sounds as though you may have a brake hose that has collapsed inside. There are three flexible hydraulic hoses on your car that allow the brake lines to move with the wheels. There are two on the front and...
Question
Location of blinker flasher
When you look at the fuse block under the left side of the dash you will see a big flasher. This is the flasher for the turn signals. The hazard flasher is on the back side of the fuse box...
Question
Brakes and gas pedal 1979 GMC C1500
Hello - I would first check the throttle return spring at the carburetor - to make sure it's still there, and connected properly so that the throttle default position is "closed". Then check to see if the linkage back to...
Question
Installing a new distributor and need to get cyl. 1 at tdc how do i acheive this while making sure the rotor is set at #1?
The easiest way I have found to do it is to mark on the intake where number one wire is on cap. Put mark on intake. Also not the distributor wire connector orientation and mark where it is also. Remove...
Question
How much is it for a mechanic to come out a take a look at my car
Hi There, Depending on whether or not the vehicle will turn over will determine what the next step should be. If the engine does not turn over, I would recommend checking all connections related to the battery and check to...
Question
Just put a new carburetor, battery, starter relay, alternator, car stalls out while driving and battery dies when restarted
The battery should be load tested. Simply charging the battery or measuring voltage is not adequate. Measure charging output, too. You want to confirm that the ignition system, including for instance the ignition coil and ignition switch, are not intermittently...
Question
No crank, No start, Lights bright, No interior accessories.
The problem sounds like you have a problem with the ignition switch since everything that only works with switch on does not have power. Check the ignition switch and connector and replace the switch and connector if needed after inspected....
Question
Motor stalls or dies as soon as transmission put in D or R.
The problem is internal issue with the clutch bands or the valve body is leaking fluid to forward and reverse at the same time. You will need to have transmission overhauled.
Question
Locked keys in trunk.
Hi there. You can use a slim jim tool or a coat hanger to open the driver door to get to a lever behind the driver seat to open the trunk. If your vehicle does not have a lever to...
Question
Replace carb on my 79 Cadillac. I thought it came preset. The car cranks but only runs a few seconds than cuts off.
Rebuilt carburetors do, to some extent, come adjusted but the air fuel ratio and idle speed can be more finely tuned to the individual engine. In your circumstance, maybe the adjusting screws vibrated out of position during that first day...
Question
I did a brake conversion on my 79 Camaro and went from drum to disc. brakes are spongy.
Hi Clifford. Thanks for contacting us today. Based on your description, it sounds as if you've got a few air bubbles trapped in the brake lines. This is rather common with brake conversion projects, as it can take quite some...
Question
I need to drop the rear of my 1979 351 W crankshaft to replace a rear main seal, but how much can I drop it?
Once you remove the rear bearing cap and loosen the other caps by one to two turns on the bolts should be just enough to lower the crank to get out the rear seal.
Question
Q: Shifting problem
You may have a bad transmission shift governor in the back of the transmission that is not working correctly or there is another internal fluid pressure leakage that may require the transmission to be rebuilt. Have the governor replaced and...

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