01 4.8 into a 03 v6 truck

[Wtfan18]

Hey all. Is it possible to swap a 2001 4.8 into a 2003 v6 silverado. Are the fuse boxes going to work? I know the 03+ have electronic throttles but my buddy wants to go cable

[bootlife]

Can be done, not sure how hard it is, I never done it, and you can convert the gas peddle to

[ecld_07]

Make sure you have the 03-06 engine harness, tac, and pedal and drop it in

[blacstar]

Hey all. Is it possible to swap a 2001 4.8 into a 2003 v6 silverado. Are the fuse boxes going to work? I know the 03+ have electronic throttles but my buddy wants to go cable

is he set on going cable? you can repin the fuse box.
but as stated the dbw is easier