Questions & Answers for: GMC Suburban idle problems

99 suburban missing only at idle i have a 99 k2500 suburban 7.4 with a miss at idle....main problem is the miss is changing cylinders, from 5 then 7 to 4 etc. Injectors starving???Fuel pump maybe??? i

HIGH IDLE ON 1995 GMC SUB 350 TB HIGH IDLE Low / uneven idle problem can cause by a lot of components. Dirty air filter Dirty injectors + o-rings Vacuum leak at intake manifold and vacuum hose. Bad ...

having a problem with and idle issuse..i have an 89 chevy suburban with a 5.7 and am having a issue with a high low idle and when a load is on the throttle body it seems to stall.it also seems like it

stalls at idle 35cid stalls at idle warmed up or cold.... and problem not consistent Hi Clean the fuel filter ..... and if the problem does not improve you would need to clean the air filter ELSE the ...

engine stumbles off idle and stall when you turn on AC I have replace fuel filter spark plugs wire cap rotor and O2 sensor still have problem idle solenoid

rough idle when cold Rough Idle when cold runs seems to run ok hot but still almost stalls when you turn on AC and you are at a stop also noticed that the volt meter reads 9v with the AC and the ...

I have a problem with my1989 gmc suburban, the idle is set way too high ( apx 2700 rpm) where is the idle adjustment screw located on the carb? there is no carb, and no adjustment. if it idles too ...

I have 1999Chevy suburban with 6.5 turbo diesel motor.it idles up and down and when driving the gas pedal is real touchy Wat is the problem and were do i locate the problem Check the help links ...

A/C front is blowing warmer than rear air. A/C blows cooler at approx 1500 RPM but blows hot at idle. Checked low side pressure of 75psig. Not sure if this is a compressor problem?? As a mechanic, the

rough idle in a 1999 gmc suburban, surging during idle and drive have replaced wires, plugs, MAS,heat sensors, camshaft positioning, coil, fuel filter,distributer cap and button and I still have rough