Many engines need a “tune-up” at about 75,000 miles. A cleaning and tune-up of your fuel injection system and engine can revitalize your vehicle for many more miles of trouble free service. Signs that it might be time for a tune-up include:
Check engine light
Less power and responsiveness
Drop off in fuel economy
Stalling, knocking, or rough idling
Difficult starts
A tune-up can:
Restore power
Restore performance
Restore fuel economy
Ensure reliable starts
Reduce harmful emissions
Today’s fuel injection systems computer-assisted engines can benefit from a tune-up anywhere between 60,000 and 100,000 miles. Your owner’s manual will provide additional guidance.
In the pre- fuel injection era, a mechanic would “tune” the engine by adjusting the ignition timing, idle speed, and air to fuel mixture. Today, your auto technician will inspect, and in some cases replace the:
Air and fuel filters
Spark plugs and spark plug coils/wires
PCV (positive crankcase ventilation) valve
And clean the:
Fuel system (fuel injector, intake valve, combustion chamber)
Air intake system (throttle body, throttle plate)
We use the BG 3-Step Fuel and Air Intake Cleaning System to remove deposits from the entire fuel and air intake system. Depending on the engine design, some vehicles might need additional parts and service, including replacement of the distributor/distributor cap, rotors, points, and condensers.
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