Questions & Answers for: 1998 backfiring

1998 boxter runs perfect at idle ,,when rpm is increased engine starts too missfire and wont reach full power ,,,have changed the spark plugs and the air filer ,this has made no difference... It might

...1998 honda aero 1100, backfiring on acceleration my 1998 honda aero 1100, and it is sputtering then backfiring on acceleration.... have replaced both coils, no indication of shorts... appears fuel ...

...the plugs, be very careful pulling the plug wires loose, they are easily damaged, as far as the backfiring goes is the idle speed to high? where is the spark plug on a 1998 kawasaki savage ...

engine is hesitant and sometimes backfires while 1998 gmc sierra 5.0L, engine is hesitant and sometimes backfires while cold and under load for about 1 minute. Changed fuel filter and air filter spark

...1998 heratage 1340cc backfiring and popping at low revs my 1998 heratage 1340cc backfiring and popping from rear cylinder at low revs and when backing off runs fine at high revs I replaced plug ...

1998 gms 305 misfires backfires no power Check the catylitic convertor for they make a backfire start when bad. Also it gets red in color when they are plugged up

1998 marauder ....getting a lot of backfireing...bad plug? Sounds like you have a leak in the exhaust system.Spark plugs dont usually cause backfiring.

1994 gmc running lean backfires when i let off the gass no power changed tbs ,iac runs rough backfires when going down the freeway have to floor it to get it going aand backfires, Go to auto parts ...

backfiring airbox and exhaust Valves wrongly adjusted ?? It can really only backfire through either if the valves are slightly open, i.e not enough clearanceafter adjustment. Mixture could be an issue

1998 Dodge Caravan has a backfiring problem and poor gas mileage after working on the EVAC system the EVAP system. I get very poor gas mileage. Question edited for clarity and typos. Question moved to