Questions & Answers for: 1999 missing under load

engine missing when under load. when cruising runs good. changed fuel filter nohelp. When was last tune-up & plug wires done?

under load my chev venture is bucking and missing and the check engine loight came on /. what are the possible causes bad coil, bad plug wire, bad injector

really bad miss, put new spark plugs and plug wires on in. and only misses when under load or in gear Fuel injector??

missing under load, number three cy,inder was missing under load, number three cylinder was missing and give misfire code. Replaced plug and reset codes, runfine for few minutes then started missing ...

1999 Alero: motor under misses under load only... Motor under misses under load only COULD BE CLOGGED FUEL FILTER.

...under load dosent miss on no load just no power under load. could it be a cloged vent tube of some sort? do a compression test first, that will give you an idea if the engine is still good. it should ...

1999 MERCURY VILLAGER IS MISSING AND BACK FIRING You need to explain who works on your vehicles,when you have these issues We could write a book, and you go down the street, to a repair shop,not ...

...1999 and under power going up hill it smells like sulpher so i looked under the car and noticed that 1 of the spring loaded bolts that hold the y pipe to the exhaust was missing.when i took it apart ...

1999 v6 firebird misfires on #6 cyl when under load, plug was fuel fouled last time I had it replaced, but keeps missing only when under load. no other problems. misses in drive when going uphill if I

...under a load? Like taking off as you have said? Try flooring it at typical crusing speed, and or from dead stops,...if it misses its most likely your M.A.P. sensor( manifold absolute pressure) this ...