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Old 11-08-2018, 02:03 PM
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Madspeed Madspeed is offline
Fat Bastard

Join Date: Mar 2007
Location: Elk Ridge Utah
Posts: 235


Originally Posted by GMC_2002_Dmax View Post
2018 OR 2019 L5P will need an ecm reflash to correct the gear ratio and attempt to correct the tire height, most likely he is looking at $5k or more to have that taken care of due to how the L5P have to be flashed now.

Its not cheap to retune/reflash anything past 2016 LML

Dealer may or may not be able to help with a BCM reflash
Wow thank you for the input. Now Anyone care to elaborate on wtf is going on w 4 to 5 k to tune these? Im not looking to get into tuning these s I dont have the desire. But Im curios
71 2WD 4X4 1ton conversion, LB7 TT SCV and some other shit/ OOPs I found a suburban to melt into the pickup and make a CC longbed 71 4x4. back under the knife for the 71

2007 Suburban LBZ/LMM Lifted and shit. Pile of Shit mounting... Fingers ovals, Socal Stage 2 cam, Socal stage 1 heads, SoCal billet mains, ats damper, 480SXE, PPE dual fueler, ARP studs top to bottom,
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