Towing in 3rd gear on a 1300 mile trip
I have a 1997 GMC k1500 Z71 5.7 liter with 20000 miles and a 4L60e transmission with only 2000 miles, I will be towing a 3000# dry weight TT from Louisiana to Colorado. I plan on breaking the trip int...
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I thought that also with my old '90 5.7 vs the wifes old '06 5.3....however her new '16 chevy ET3 5.3 engine with 355 hp and 3873 torque pulls my same old blue tractor much much easier. Nothing like my Cummins but the new EcoTec 5.3 with the 6l80e and 3.42 gears gets it done a whole lot easier with much improved low rpm torque over the old '06 5.3 version.
Run the old 4L60e in drive (3rd) when towing. Trying to use OD (4th gear) when towing will lead to early problems.
Run the old 4L60e in drive (3rd) when towing. Trying to use OD (4th gear) when towing will lead to early problems.
