One problem related to battery dead has been reported for the 2008 Chevrolet Tahoe. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2008 Chevrolet Tahoe based on all problems reported for the 2008 Tahoe.
Dash has 2 large cracks above the instrument panel and another one at the passenger airbag. During operation, stabilitrak light comes on, all gauges go to zero, doors begin locking/unlocking, vehicle loses power, radio goes out and clock resets, lights flash, and battery dies as soon as ignition is turned off. Numerous calls to gm and visits to dealership. No fix as of yet. This has been going on for years. Now odometer has reset to zero.