Removal & Installation: Notes
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2000 GMC Yukon XL, 2000 GMC Yukon, 2000 GMC Pickup, 2000 GMC Cab & Chassis, and 2000 GMC C3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.