1992 chevy 454 with 7.4 tbi engine is not idling nearly at all. Truck starts up an lnd runs with EST disconnected but still stalls, oscillates, amd dies quickly. Truck barely runs with est connected.
new fuel pump
new fuel relay
New tps
New egr
New iac
New pressure reg
New alternator
New dizzy
New ignition coil
New map
New plugs
New wires
New knock sensor
New coolant temp sensor
Негізгі бет 1992 chevy suburban 454 not idling woth EST disconnected
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