BARAK IS CORRECT IN THE ANSWER HE GAVE, NO GM. TRUCK USED THE 4L30 TRANS . THAT THE AXIOM USES , THE RODEO, USED THE SAME TRANS AS THE AXIOM THE 4L30, THIS WAS NEVER USED IN ANY GM TRUCK, IT WAS USED ON SOME OF THE SMALL ENG CADDIES A WHILE BACK AND SOME OF THE BMWS, NOT THE EXACT SAME TRANS BUT VERY SIMILAR, THE ONLY OTHER TRANS USED, WAS IN THE 2004 RODEO AND THE AXIOM AND THEY WENT TO THE ASIAN WARNER AW30-40L WHICH IS A NEWER VERSION OF THE OLD AW3080LE, THE ONLY TRANS YOU COULD POSSIABLY USE WITH OUT A LOT OF WORK AND FABRICATION WOULD BE THE OLD 700R4 FROM THE S10 2.8 IT COULD BE MADE WORK BUT THEN YOU WOULD HAVE TO ADAPT YOUR TRANSFER CASE TO IT , A BRAND NEW TRANS WILL COST YOU 2800 DOLLARS WITH A ON E YEAR WARRENTY PLUS A 700 DOLLAR DEPOSIT THAT IS REFUNDABLE, BY THE WAY WHAT HAPPENED TO YOURS THAT IS PRETTY LOW MILAGE FOR IT TO BE DONE FOR . JERRY