You probably mixed up the firing order.
replace spark plugs and wires
water in the fuel bad spark plugs bad plug wires bad coil
It is advisable to have the ignition coil grounded on a 2003 Chevy Astro. This should especially be done when you are working on spark plugs and wires.Ê
The PCV valve on a 1999 Astro should be located on top of the valve cover. It plugs in and can be easily replaced.
No electrial spark or fire at the plugs.
6 I just replaced mine same year.
Remove the spark plug wires from your 1993 Chevy Astro spark plugs. Remove the spark plugs with a 5/8 deep well socket, by turning the socket to the left. Reverse the process to install the new spark plugs.
I have a 1996 Chevy astro w/ 4.3 L vortec... these plugs fit that motor.
You might have a blown headgasket on top
you can get to some from the front and the ones in the back you can get to through the wheel wells
you can reach them by removing the tires and the wheel well guards [plastic]
Replace the spark plugs.
It should be between #3 and #5 spark plugs.
That would probably cause it to run lean.
To change the spark plugs on a 97 Astro van, remove the wheel from the vehicle. This will allow enough clearance under the driver's side to get the plugs.
It is quite simple to replace the four-way flasher relay switch in your 1986 Chevrolet Astro Van. The four-way flasher relay switch simply plugs in and out.
It could be bad spark plugs. try changing your plugs.
Changing the brake light relay switch on your 1999 Chevy Cavalier is quite easy. The brake light switch simply plugs in and out.
how do i change the spark plugs on a Chevy silverado 1500
that's funny because I have a 350 Chevy engine that's is doing that as we speak.theres a few reasons it could be doing that. It could be something as simple as getting carb cleaner and cleanin your carb cause when it gets even a spec of dirt in there it can cause it to backfire.if that doesnt work try changing the spark plugs and if that doesnt work than you have a deeper problem which would be that your timing is off which is what wrong with mine.