Cylinder Block
WARNING: This page does not describe the selected car, but rather 55 other vehicles, including the 1999 Oldsmobile Bravada, 1999 GMC Yukon, 1999 GMC Suburban, 1999 GMC Sonoma, and 1999 GMC Sierra. However, it is still accessible from the selected car via links, so may be relevant.
Measure cylinder bore out-of-round and taper. If measurement s not within specification, machine cylinder bore and/or replace piston. See appropriate CYLINDER BLOCK table under ENGINE SPECIFICATIONS. Finish bore with a 45-65 degree cross-hatch pattern.