- Motor has difficulty cranking over
- Battery indicator light on the instrument panel stays lit for extended periods after starting
- Headlights dim when the engine is idling, or
- Clock starts to loose time after the vehicle sits unused for several days
Note: To maximize the vehicle’s battery/charging system service life and performance, Interstate Battery’s technical group recommends a vehicle’s battery and charging system be tested at least semiannually or every time the oil is changed.
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