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opnspaces's avatar
opnspaces
Navigator II
Jan 07, 2020

UPDATED Coast on the uphills accelerate on the downhills

Link to the update Jan 17 2021 I learned something new after 14 years of towing the same trailer. I took my first trip in the new to me 2001 Suburban pulling my 5,600 lb trailer. My older Suburban...
GeoBoy's avatar
GeoBoy
Explorer
Jan 11, 2020
BenK maybe on to something with that engine radiator. I installed this in my 2007 3500 with the 4L80E transmission, https://oregonperformancetransmission.com/product/LNG-47391.html. The factory transmission coolers on the 4L80E were marginal at best.

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