2002 Chevrolet TrailBlazer "02 chevy runs rough" Questions

...02 Chevy Trailblazer & the Service Engine Soon light is on & flashes while accelerating. Also has a very rough idle. Any idea what the problem may be? Thanks Rough idle can be caused by dirt ...

Chevy 2500, 2001 runs rough when it cold outside It can be issue with low fuel pressure,the fuel pump is getting old both needs to be checked.Also get the IAC valve checked.Go through the related help

...chevy cavelier. 2.4. rough idle when warmed up, chugging at stops and then stalls. but when gets up to speed is fine. i changed coilpacks, 02 sensor..and nothing. should i clear intake with crc ...

...chevy truck with a 5.0. It started out where I had rough idle when I would come to stop lights, seeming like it would load up with fuel. I took it in and they said I had a bad MAP sensor and post cat ...

...Chevy Tahoe V8 5.3 votec not Flex, check engine light or emmission light on, code said 02 sensor replaced both on right side, now runs rough and light is still on you shoul replace all 4 then remove ...

...chevy suburban flex fuel misefire replaced intake gasket replaced spark plugs cleand throttle plate still have random misfire on all cylinders runs rough when cold have an 02 misfiring on no7 cyl was ...

...chevy silverado 5.7 engine problem, fuel is getting dumped in the motor when running,extremly rich condition to the point where raw gas is dripping out the exhaust Engine starts very hard, idles very ...

...02/2009-chevy-impala-accelerator-pedal.html-------For rough idle issues and problem troubleshooting,go through the help links provided below :----- van idles rough? ...

...02 chevy malibu 3.1L car starts then stalls or runs rough.I had it runing for 5 min. it idled 2000 rpm and up. Why? vac.leak hose or gasket misaligned if u cant see where it is you can mist watter ...

...Chevy 1500 that the shuts down minutes after i start the engine.Security light would come on every now and then but never killed the truck.Fuel pump and filter & injectors are good. You need to put a ...