Peace, mercy, and blessings of God be upon you. Overhauling all GMC cars with the installation of a 40 radiator. Overhauling transmission for Tahoe, GMC Yukon, GMC Denali, Sierra. Warranty of 6 months + one-year warranty on overhaul or transmission replacement. Includes: programming + oil + seals + installation + radiator. May God bless you at our branches.