1999 Chevrolet Astro "99 van spark plug" Questions

...van year model would help so you have spark and fuel to the motor when cranked. it is a 99, if it has a distributor make sure it is turning and at the correct cylinder, may have slipped timing chain ...

99 astro van p0300 code po300 is a multible miss fire code like you have more than one spark plug breaking down and causing it to set a code.have you tried tuning up the engine with plus and wires?

van didn't pass smog. Paperwork says it failed the following; Ignition timing: 99 ATDC. Also, ASM Emission Test Results; 15mph HC (PPM) max is 122 measured 127, 25mph max is 102 measured 116. NO (PPM)

99 Astro Van random misfires P300 For 9 months I've been trying to track down what could be causing the random misfires - P300 code. On cold, foggy or wet days the "Check engine" ...

...99 ford E250 van wont start out of no where ii changed the spark plugs and the fuel filter and nuthing happened So , does it have fuel pressure? have you checked the Inertia Switch? You dont replace ...

99' ford windstar 3.0... begins to sputter uphill at 40-45 mph... thinking spark plugs? The check engine is on as well. Any possible ideas? Get the van to an autozone or other parts retailer to scan ...

...van has been running for a period of time. I have replaced the fuel pump thinking it was a fuel delivery issue, not that. Should i change the fuel filter next? You should definitely replace the fuel ...

99 chevy astro van will not start.has spark and fuel van will turn over but will not start.checked for spark and there is spark.Checked to see if there was fuel and there is.Cleaned rotor and cap up ...

...99 safari van IF you are talking about mechanical timing as in TOP DEAD CENTER, find the number one cylinder and remove the spark plugs, use the timing marks on the balancer to see what is close to 0 ...

how to change spark plug in 99 ford windstar LX You can either jack the van up and lay on your back to access the rear plugs, or remove the wiper cowl and do them from the top.