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opnspaces's avatar
opnspaces
Navigator III
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...
discovery4us's avatar
discovery4us
Explorer
Jan 07, 2020
Our work trucks have towed all their life and all have the 6.0 with the 4L60 4 speed automatics with factory cooler and tow package. All at 100K miles starting having transmission heat problems. Had the transmissions rebuilt and problem went away. At 200K same heat issue and same fix. At 300K same heat issues and same fix. At 400K I guess we know what to expect :):):)

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