Check Engine Light MIL Step 2 - An engine's tune up is a regularly scheduled service, when this service is neglected it can cause the engine to surge. Learn more
Engine Tune Up
Fuel Pressure Test Step 4 - Some vehicles are equipped with an inline fuel filter, when this filter become plugged it lowers fuel delivery creating an engine surge. Learn more
Replacing Fuel Filter Step 5 - If a vacuum line has caused a leak the engine will surge, as vacuum lines age they can become brittle and fall off the engine or accessory. Learn more
Broken Vacuum Line Step 6 - If an air intake boot becomes torn and develops a leak it will cause the engine to surge. The air intake boot transfers engine intake air volume into the throttle actuator. Learn more
Air Intake Boot Replacement Step 7 - If a catalytic converter fails it can break apart causing partial blockage of the exhaust system. This unit is used as an emission control device that incinerates unburnt gases in the exhaust system. Learn more
Partially Plugged Catalytic Converter Step 8 - When a clutch or clutches on a manual or automatic transmission wear they can momentarily slip which causes a surging sensation. If the clutch pedal is at the top of its travel with no free-play, this is a sign the clutch assembly is worn. Sometimes an automatic transmission service can help by replacing old burnt fluid. Learn more
Automatic Transmission Service Helpful Information A surge is usually caused by a fuel system management or drivetrain operation failure. When an engine's computer can "hunt" or "surge" at cruising or idle speeds it is searching for program compliance, there is a problem elsewhere in the system.