Questions & Answers for: idle surge silverado

Idle problems idles rough, surges, and stalls. Gets worse after engine is restarted after warming up. Could be a few things, EGR valve needs replacing, or the fuel pump and fuel filter,

88 silverado 1500 surges at idle and runs rough above that. 350 surges at idle and runs rough above that. may be the egr valve

...idle is constant surge.After 35mph the truck smooths out and the problem goes away. 1989 chevy silverado 2500. two wheel drive regular standard cab. Thank you william parker Try checking for vaccum ...

...idle on 94 silverado my 94 chevy silverado k2500 has high idle issues and also surges while in park. (can go 35mph without stepping on gas pedal) If your idle is going from 500rpms to 1000rpm's ...

...Silverado Surges between 45 and 55 mph. In other words, I loose hp when the engine idles down at these speeds to about 1200rpm. I have acceleration, but idling at these speed, there is an obvious ...

My 2002 Chevy Silverado performs the same way. It surges also between 45-55 mph. It loses power and idles down. Rpm tachometer jumps up and down. So far I have changed the spark plugs/wires, ingnition

. Has new tuneup and gas filter. No engine light is on. has low miles on truck. and starts good and idles perfect

...chevy silverado 5.3 the engine idles high and revs up on it's own. It still surges at low speeds which was the purpose behind cleaning it in the first place The auttomatic idle module is nor ...

...Silverado 4.3 liter V8.....At a dead stop while idling my truck surges. Just replaced Fuel Filter, oxygen sensor, Mass Air Flow Sensor and it still surges, what can I do? replace the idle air control ...

...solution for a Chevy Silverado 1992, Idle surge, engine stall, rough idle ? Could be the Idle air valve. They get gummed up on ALL vehicles and cause idling and stalling issues. especially when