Blazer Forum - Chevy Blazer Forums - runs rough time to time..not often

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- - runs rough time to time..not often (https://blazerforum.com/forum/2nd-generation-s-series-1995-2005-tech-41/runs-rough-time-time-not-often-22673/)

paulbaby

08-19-2008 06:38 PM

runs rough time to time..not often

just replaced...egr valve...cam sensor...plugs..wires...rotar..cap...serpentine belt..upper intake gasket..muffler...cat converter....still runs rough time to time..like gasping for air...any ideas>....?....havent change fuel filter yet..although changed last year...maybe o2 sensor..im stumped..and broke..any help would be appreciated..paul in whitby..no money in pockets now..but love the truck.. 1995 chev blazer...4.3...vortec of course...

WolfPack

08-19-2008 07:53 PM

RE: runs rough time to time..not often

What kind of plugs did you put in?

paulbaby

08-19-2008 08:04 PM

RE: runs rough time to time..not often

hi...put in delco...gapped 045....delco wires...

WolfPack

08-19-2008 08:23 PM

RE: runs rough time to time..not often

Good call on the delcos...but I don't know about that gap..I know my 2000 needs .060.

paulbaby

08-19-2008 08:28 PM

RE: runs rough time to time..not often

what the year calls for...just stumped now..dont know if it is fuel filter..ready to pull plates.

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