You could have a spark plug wire going bad. When idling it has the lowest demand, and when put under a load, higher resistance causes it to hunt a ground with the least resistance which may not be through the spark plug, therefore causing a misfire.
1,350-1,450 rpm (Shaft driven 2 3/8 turns out) (chain driven 2 turns out)
sounds like it could be the timing when it's under a load.
There is no idle adjustment. The idle is controlled by the ECM. You may have vacuum leaks causing incorrect idle speed. The gasket between the throttle body and the intake manifold was known to blow out and cause a vacuum leak.
Idle is set by the computer.
For non fuel injected models, on the side of the carburetor there is an idle screw. Turning the screw slightly will raise the idle on your Chevy truck.
Where is the idle speed motor located at on a 1995 chevy blazer?
Idle Gossip was created in 1986-08.
Most likely your car needs to be driven for about 100-200 miles so that your ECM relearns the fuel trim settings. It will smooth out afterwards.
carborator
The IDLE is controlled by the computer. THERE IS NO ADJUSTMENT.
Any alternator will charge at idle.
The idle speed on a 1987 Chevy Celebrity is controlled by the engine computer, there is no way provided to adjust it.