Q: RPM meter jumps wildly when accelerating.

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RPM meter jumps wildly when accelerating. Seems sporadic.

My car has 212000 miles.
My car has an automatic transmission.

Hello there. A few common faults will cause your 2004 Chevrolet Aveo to have a fluttering tachometer. The most common is a misfire condition, vacuum leak, faulty tachometer itself, or a wiring harness fault. In order to have this looked at, a qualified professional from YourMechanic can come to your home or office to diagnose the rough acceleration firsthand so that this can be addressed properly.

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