CHANGE: Some 2003 model THM 4T65-E transaxles will come equipped with a newly designed Input and Third "Pawl" Clutch Assembly instead of the previous design Input and Third Sprag Clutch, as shown in Figures 1 and 2. This was implemented at start of production...
CHANGE: Beginning at the start of production for 2000 model S/T Trucks, M Vans and C/K Trucks, equipped with the 4.3L engine "Only", the Vehicle Control Module (VCM) strategy was modified for the PNBU Switch, which changes the vehicle harness, wire colors...
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