1986 Chevrolet S-10 Blazer "s10 engine idles" Questions

S10 Blazer have replaced idle air control sensor (IAC) and collant temp sensor (CTS). No check engine lights or codes. will work if idle is set high. Have checked fuel filter and (TPS) both seem to be

...engine it can stabilize the idle, but usually die 89 chevy s10 misfires and sputters when i give it gas, dies when i stop. Sometimes it runs fine, but recently it's just been bad. When i rev ...

...s10 blazer that would occasionaly backfire during acceleration. One day it died and would not start and stay running. So far I have replaced the distributor cap,rotor,spark plugs,plug wires,timing ...

...s10 blazer idling very fast and doesn't seem to want to downshift? First off is the check engine light on? There could be a few reasons for the fast idle. Vaccuum leak, Idle air control valve are a ...

...S10 blazer with Vin code Z (TBI) has a very high idle when started cold. It stays at 2000 rpm for about 10 to 15 minutes then falls gradually back to 600rpm. When it is warm and i touch the gas it ...

...S10 Blazer lugging? motor shakes and lugs. Could be vacuum leak or bad ignition wire(s). I had a similar problem on my "93 Ford probe. The engine idled pretty rough with shakes, Turned out to be a ...

s10 2.2 engine starts but idles rough and will not rev up. I have a P0171 code. Lean fuel mixture. Blackened spark plugs. Here's what I have done. Replaced fuel filter, spark plugs, coil packs, oxygen

...s10 blazer , 4.3 dies at idle and won't start without priming with starter fluid . It throws code 35 at idle . I replaced the idle control valve and it ran great foe 2 days then back to the same ...

s10 blazer 4.3 cpi the idle on my truck is real high wen i have it parked for about 5 min then i put it in drive it idle real high till the gear kicks in y??? Could be a vac leak, dirty throttle body,