gears first, then a tune. The gears are killing you the most with the larger tires. I know if your trying to tow with stock gears and 285s your transmission is hating you.
This is a discussion on Looking for a tune within the Black Bear Performance forums, part of the The Market Place - Preferred Vendors category; My truck is 2000 silvy 4.8L with 285's, I do alot of towing and it seems like the truck just ...
My truck is 2000 silvy 4.8L with 285's, I do alot of towing and it seems like the truck just can handle any amount of weight behind it. Not sure if its trying to turn the 285's and pull but its constantly downshifting even with the tow/haul button on. Is there anything you recommend? Thanks again.
2010 Silverado Ext Cab- No mods yet
2000 Silvy RCLB, RC Leveling Kit, 285 Grabber AT2's Toolbox, Tonneau cover, tinted tails, magnaflow duals.(sold)
2005 Suzuki Gsxr 600 modded(sold)
^^^Thanks Chuggs^^^
gears first, then a tune. The gears are killing you the most with the larger tires. I know if your trying to tow with stock gears and 285s your transmission is hating you.
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