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It can be eithier plug wires crossed or burned valves. Have it checked out.
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∙ 17y ago
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Where is the fuel pump relay located on a 1994 Chevy astro van?
It might be on the firewall under the hood on the left side.BEst of luck....I to am haveing trouble with astro van.
Why did your Chevy 350 cut off then backfire now it does not crank at all?
CHECK your tioming - might have jumped a tooth - check control module or coil might be the problem
Why does my1994 Chevy Astro van hesitate when accelerating and will foul the spark plugs?
You might have a blown headgasket on top
What may cause a motorcycle jerk or backfire?
A motorcycle jerk or backfire can come from the choke not shutting off completely, the fuel jets might be clogged, a gasket or seal may be broken. Valves that are out of adjustment could also be the problem.
Why does a rototiller backfire when starting?
A rototiller may backfire when it is starting because the valves need to be adjusted. Another reason that it might backfire is because you have to replace the spark plug.
Why would 1999 Chevy astro van overheat and heater not work?
might be the thermostat stuck shut The radiator and cooling system could be low on coolant
What might be the problem if the service engine soon light is lit on a 2001 Chevy Astro van?
Go to Auto Zone and have the computer codes read for free.
What might cause a Chevy trailblazer from cranking after changing the spark plugs?
What huh?
Backfire when turned off?
It might be overfueled but it also might be just that when you turn the key off the motor runs on a bit and puts fuel into the hot exhaust and it ignites it and makes it backfire.
What might cause a Chevy Tahoe to lurch forward after releasing the brake?
There are a couple of things that might cause a Chevy Tahoe to lurch forward after releasing the brake. One reason could be that the idle is high. The drive shaft may have to be greased.
Why does a 95 Chevy astro van stalls and dies when let off gas?
it probley needs a new battery or a new gas pedal. Another reason is the car might be to old
What might cause the indicator dial on the fuel gauge of a 1999 Chevy Astro AWD to vibrate?
If the vehicle will stall and will not restart or appears to be out of fuel but the fuel gauge reads above empty, replace the fuel sensor assembly and auxiliary tank fuel level sensor if equipped. if not, replace the instrument cluster.
