1999 GMC Sierra "99 rough idle" Questions

rough idle I have a 99 GMC Suburban I replaced the plugs,distribator cap,and roter button, and it is still running rough and now it gets a back fire when put into gear. I read codes says O2 sensor ...

99 gmc engine starts idles rough then boggs and dies when you give it gas driving home one day the truck started acting funnny then the power died. replaced the battery now the truck will start but ...

99 454 3500 chevy ou runs rough at idle but runs fine at higher rpm:s runs rough at idle speed ok at higher rpm"s wow a 99 an oldie but a goodie , one that old id be looking at all the vac lines , for

rough idle My 99 Buick LeSabre recently developed a rough idle and the engine light came on. Changed plugs and wires. The car diffently runs better but the rough idle problem still exist and the ...

...99 Mits w/ an erratic or rough idle that ever rolled in was a vacuum leak due to cracked intake hose w/ a new MAP sensor or just a new/ map sensor (not properly diagnosed) .It's a vac leak or idle ...

...when driving. Runs smooth at an idle when in Park, Neutral and Reverse. Only runs rough at an idle in drive. I had the same problem with '99 GA I changed the idle control valve , solve the ...

loss of power and rough idle my 99 durango has been jurking and loss of power. and rough idle thr idle speed control is bad run you about 30 to 50 bucks located on the throttle body

...99 mitsubishi diamante? Will the car idle rough?or will stall On stop while idle? The O2 sensor can cause rough idle, usually from to much fuel. Stalling could be from the spark plugs have to much ...

...99 Lincoln Navigators, 1997-2005 E-series vans, 1998-2004 F-super duty pickups and 2000-05 Excursions." ...

99 ford ranger, idles rough till it warms up,then runs good. Hard to start after it gets hot, it acts as if it is starved for fuel. Once it does crank it runs fine. First thought: Check the idle air ...