is this ok!

Predator support for GM gas vehicles

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lp14255
Posts: 7
Joined: Mon Jun 14, 2010 8:53 pm

is this ok!

Post by lp14255 »

i just uploaded the tune on my truck , changed the torque mang. to off. well as i was pulling my goose neck trailer wiyh my dozer on it, the tranny would shift funny when going up a hill , it would shift up then down then up then down , on and on untill i let up on the gas , should i change something. the truck is a gmc 2500hd 6.0l gas
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gregs
Posts: 99
Joined: Wed Dec 03, 2008 6:28 pm

RE: is this ok!

Post by gregs »

did you have tow and haul on?
03 Silverado 1500 Z71 EC/SB
lp14255
Posts: 7
Joined: Mon Jun 14, 2010 8:53 pm

RE: is this ok!

Post by lp14255 »

yes i did have tow haul on
2002 gmc 2500hd 4x4
squall8158
Posts: 29
Joined: Tue May 26, 2009 5:26 pm

RE: is this ok!

Post by squall8158 »

i would keep that one option unchanged or change it to on. it has something to do with eliminating torqe during shifts but when it is off it tends to slop out the tranny and make it shift akwardly. so leave that option on
lp14255
Posts: 7
Joined: Mon Jun 14, 2010 8:53 pm

RE: is this ok!

Post by lp14255 »

ok thanks for the info, i have the cables on order so i can download a few logs onto this site for alittle help. i just figured turning off all torque managment would be better for towing. thanks again guys
2002 gmc 2500hd 4x4
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