WHY IS TRUCK STILL BACKFIRING AND HARD TO START?

1993 Mitsubishi Mighty Max

Tiny

cathy peck

April, 22, 2012 AT 7:24 PM

Truck started running rough and backfired. Found bad spark plug wires. Replaced plug wires, spark plugs, cap and rotor. Now it still has backfire.

FOUND 3503 RELATED QUESTIONS

1 Answer

Tiny

Jacobandnickolas

April, 22, 2012 AT 7:35 PM

Check engine compression for a burnt valve.

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