How To Remove Bellhousing Bolts 4L60E. Remove left front splash shield. The 4l60e bellhousing can bolt to either engine, although you may need an adapter to get a gen iii transmission to bolt to gens i and ii and vice versa.
Raise vehicle and place securely on jack stands so that there is at least 19“ of clearance at the side to enable removal of the transmission from beneath the vehicle. Gmc chevy buick pontiac cadillac oldsmobile. This helps avoid rounding out the bolt head or the bit.
For the purposes of easy identification, we have broken the 4l60e into 4 distinct eras. The bit has a tighter fit with the drive head of the bolt. Gmc chevy buick pontiac cadillac oldsmobile.
The 4l60e bellhousing can bolt to either engine, although you may need an adapter to get a gen iii transmission to bolt to gens i and ii and vice versa. It fell off about 40 times, but 1/8 turn by 1/8 turn, i did finally get it. Pic of the removeable bellhousing 4l60e tranny.
Block the rear of the engine up using some stacked 4x4s or 2x4s in the gap between the cradle and the rear “wall” of the. For reassembly, i will get either the 3 footer, or, someone said a “wobble” socket extension was very helpful. To pull the bellhousing bolts, loosen bottom ones, then lower the trans down till the engine oil pan rests on the crossmember right under it, then get some extensions and get the top bolts, going from the back of the trans on top of it to get the top ones, this is the best way, i have gotten them from the engine bay, but that is a pain.
More would be better, but that is what is necessary. Disconnect the tcc wiring or wiring harness from 4l60e models. The regular torx 50 will break and strip the torx head.
Separate both lower ball joints from steering knuckles. On my '87 it took a 18mm wobble socket. To remove the bellhousing you need the special torx bit.