It's called a misfire... or random multiple misfire. It can be cause by a number of things. check your spark plugs for fouling, your spark wires for breaks or cracks in the rubber, your distributor, or your fuel injectors... it could be a tricky prob. or it could be easy as pie to fix...
That usually means the engine is lean. Could be a vacuum leak.
You could look for Hypertech products, which are distributed by Autozone, Advance, and O'Reilly's.
An intermittent miss in a 94 Caprice could be something in the ignition system. Check the plug wires and ignition coil to start with.
Crack in intake or exhust, or belt glazing- Check all the intake and exhust bolts.
Why the defrost may not work in a 1993 Chevy Caprice Classic could be because the heating core is out.
Have you tried the internet page for Chevrolet, it could be that the have details in their files. Hope you have luck Glyn Chapman, Berlin, Germany
could be either
A 1994 Chevy Caprice which has lost all power has the ignition timing set incorrectly, bad spark plugs, or a dirty fuel filter. If all components in the engine do not work perfectly in sync, power and performance are easily lost.
it could be bad plugs plug wires. does it idle fine? it could be not getting enought fuel. it could be a couple diff things tell me more about what its doing
The radiator could be plugged or a couple of the internal coolant passages in the engine block could be plugged. Try back-flushing the radiator and the engine and see if that helps.
YES
I need a better description of the symptoms. 1. Does the engine crank (turn over) and just not start2. Does the engine not crank. Please describe exactly what is happening and I'll try to help.VBD