Why is my distributor not working on my Vortec 4300?
And the distributor sits in a high-heat part of the engine with poor air circulation or cooling. The cap is prone to warping from the heat, which results in the cap rubbing against the distributor rotor button. This causes the rotor bushing to wear out and the distributor begins to no longer be able to turn.
Why is my Chevy Vortec 4300 V6 leaking fuel?
In the L35 and LF6 engines, the spider injectors are known to leak at the pressure regulator and at the supply and return lines due to a design fault. Outside of leaking fuel onto the exterior of the engine itself, it can cause excess fuel to get sucked into the engine.
What happens if distributor cap and rotor malfunction?
If the distributor rotor and cap malfunction, the voltage from the ignition coil won’t be redistributed to the spark plugs, and your engine will either have a hard time running, or won’t run at all. “Finding a trusted mechanic at a reasonable price can be extremely difficult.
What to do when your spark plugs don’t work?
It takes very high voltage and delivers it to fire the spark plugs. When the distributor rotor and cap are replaced, the entire ignition system should be inspected. After replacing the distributor rotor and cap, the ignition wires will need to be reinstalled. Check the ignition system. Replace the cap and rotor if found faulty.
How to replace spark plugs and distributor cap?
Both the cap and rotor should only be a couple screws holding them in. Next put the new cap on, then one at a time start replacing the old wires with new ones. Once all the wires are back in, then I move onto the plugs, and same thing, only do one plug at a time.
And the distributor sits in a high-heat part of the engine with poor air circulation or cooling. The cap is prone to warping from the heat, which results in the cap rubbing against the distributor rotor button. This causes the rotor bushing to wear out and the distributor begins to no longer be able to turn.
How often should I replace the spark plugs in my 3.9L V6?
Regular spark plugs, which have copper electrodes, do not last that long. If you’re buying the original AC Delco spark plugs to install in your 3.9L V6 engine, then these are 100,000 miles spark plugs.
What happens when spark plugs fail on GM 3.9L V6?
Since your 3.9L V6 equipped GM vehicle uses a ‘waste spark’ type ignition system, this spark jumps from the center electrode to the side electrode or vice versa. The most common symptom that you’re going to see when one or several spark plugs fail, is a misfire condition that will set one or more cylinder misfire trouble codes.
Is the Chevy Vortec 4300 a reliable engine?
Chevy Vortec 4300 (4.3L V6) Engine Reliability Overall, the 4.3 vortec is a very strong and reliable motor, proven by it being the longest lasting production vortec engine. Generally, these engines are extremely capable of lasting up to 300,000 miles.
What should I do if my MerCruiser won’t crank?
Jump the 2 large lugs, starter should spin the motor . If no response, check cable connections both pos and neg at battery and where they connect to the motor , If there secure and clean then have the starter and solenoid checked/repaired/replaced I cleaned the connections on the starter solenoid but they were already in good shape really.