towing

  1. GMCSierra17028569

    02 LB7 Build

    Hey there, I’ll post the long story and then the questions at the bottom so if you’d like to help me with the questions then they’ll be available all the way down. Okay, so I just got my first diesel. It’s a 02’ 2500 Duramax with about 326,000km on it all stock other than some wheels and...
  2. R

    Towing injector size

    Hey guys I've got a 03 6.6l lb7 with some injector issues. I've got 3 going out and am going to just do all of them while I'm in there. The pickup has a spade Tuner with an edge cts2 monitor for my guages, 4 inch straight pipe, and modified ppe valve. I'm looking to go bigger on injectors for...
    • Reese99
    • Thread
    • injectors towing tuning
    • Replies: 18
    • Forum: LB7
  3. fajitatone

    Driveline vibration while taking off.

    So we did our first trip in 3 years, and I noticed that when pulling from a stop till the 2nd gear shift, there seems to be a shaking or vibration from the driveline. I never noticed it before this trip. I haven't done much to the truck besides a set of Fleece trans cooler lines (temps never hit...
    • fajitatone
    • Thread
    • 5th wheel crew cab lbz long bed towing
    • Replies: 4
    • Forum: Towing
  4. B

    Towing on 33x12.50r22 load range F

    Currently i have a zone 5' lift on my 2018 gmc 2500HD L5P. I am running 37x13.50s on 22x12s with a 4" rear block. With a new addition to the family i am looking to lower the lift down as close to stock rear/leveled height as possible. To do this i am told i will need to run 33x12.50s to keep my...
    • beck_l5p
    • Thread
    • 22x12 325/50r22 33x1250 l5p r22 towing zone lift
    • Replies: 2
    • Forum: Towing
  5. U

    Rear End recommendation ~ Towing 37' Toyhauler on 35" Tires

    I currently have a 2006 with the LBZ motor lifted on 35"s... I tow a 37' Fifth Wheel Toy Hauler and was thinking about re-gearing my truck which currently has the 3.73. Some are saying just put a 4.10 and others are suggesting up to a 4.56... Has anybody had or know similar situations and what...
    • unmtv8d
    • Thread
    • gears rear end towing
    • Replies: 13
    • Forum: Towing
  6. M

    engine over heat with high EGT

    I was towing my trailer loaded with about 16,000 pounds from Florida to New Mexico. on the hills my EGT would clime to 900/1000. But when I hit Dallas TX, my engine temp started following the high EGT. If the EGT went above 900, the engine temp started climing above 210 and the only reason it...
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