The speedometer or other instrument panel gauge may begin to work erratically at times. Our technicians tell us that the instrument cluster must be sent to a repair facility to correct this fault. The warranty has been extended on some of these units to 7 years or 70,000 miles.
Speedometer or Other Instrument Panel Gauge May Work Erratically on Chevrolet Avalanche 2500
3 people reported this problem
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2004 Chevrolet Avalanche 2500 100,000 mi, Visitor
oil pressure gauge not working