New Special Tools Required

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2002 GMC Yukon XL, 2002 GMC Yukon, 2002 Chevrolet Tahoe, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

A variety of new tools have been developed to assist in engine disassembly, assembly, and on-vehicle service.
J 42078 is not required for installation of the second design valve stem oil seal and shim assembly. Refer to Special Tools and Equipment .