Engine and Transmission

6,347 topics in this forum

1. T310M Stuck in reverse and blowing air into case

   By Mack Hammer, June 10, 2022
   • 22 replies
   • 2.8k views
   • 
   • R.E.D
   • June 14, 2022

2. Overheating problem

   By Gravelguy413, June 3, 2022
   • 10 replies
   • 1.7k views
   • 
   • Onyx610
   • June 13, 2022

3. Mack 12 speed noisy in 4th gear

   By DieselDog5.9, June 10, 2022
   • 3 replies
   • 646 views
   • 
   • mrsmackpaul
   • June 11, 2022

4. Crank no start, good fuel to injection pump

   By LCE_Hauler, February 26, 2022
   • 20 replies
   • 2.2k views
   • 
   • LCE_Hauler
   • June 10, 2022

5. Truck derate and EGR delete

   By Reid, June 9, 2022
   • 2 replies
   • 1.1k views
   • 
   • fjh
   • June 10, 2022

6. Cooling system flush

   By Gravelguy413, June 10, 2022
   • 0 replies
   • 480 views
   • 
   • Gravelguy413
   • June 10, 2022

7. Thermostat change e7

   By Gravelguy413, June 9, 2022
   • 5 replies
   • 950 views
   • 
   • JoeH
   • June 9, 2022

8. part # 25502497 supercedes 322GC512M SUPPLY PUMP on backorder apparently indefinitely

   By dsc3805, February 28, 2022
   • 4 replies
   • 957 views
   • 
   • Z.JonesMack
   • June 9, 2022

9. MP8 Engine Oil Thermostat Bypass Open (SPN-4813)

   By PDFT, June 6, 2022
   • 4 replies
   • 5.4k views
   • 
   • PDFT
   • June 7, 2022

10. pump timing

    By theakerstwo, June 4, 2022
    • 9 replies
    • 1k views
    • 
    • Steve L
    • June 6, 2022

11. Another trans swap question. 1 2

    By Tinman22, May 27, 2022
    • 36 replies
    • 3.4k views
    • 
    • Dirtymilkman
    • June 2, 2022

12. 2005 CX 470 ETEC pushing coolant 1 2 3

    By Elitedownunder, August 26, 2021
    • 66 replies
    • 6.2k views
    • 
    • Jamkar
    • May 31, 2022

13. RD690S/R685S info

    By tl1975, May 29, 2022
    • 2 replies
    • 833 views
    • 
    • youngstown.bulldog80
    • May 29, 2022

14. Tachometer Question 1977 RD685ST

    By Paul Rattenbury, May 29, 2022
    • 1 reply
    • 805 views
    • 
    • fjh
    • May 29, 2022

15. 2019 lr600 trash unit won't regen

    By Ryan Tenney, April 10, 2020
    • 7 replies
    • 2.6k views
    • 
    • Ed W
    • May 27, 2022

16. Clutch Question 2000 Mack Rd688

    By Ricky Beals, May 24, 2022
    • 8 replies
    • 1.2k views
    • 
    • Joey Mack
    • May 24, 2022

17. Loss of power mp8

    By Zeuz, April 22, 2022
    • 19 replies
    • 2.3k views
    • 
    • Zeuz
    • May 24, 2022

18. P24f7 code

    By 2014pinnacle, May 23, 2022
    • 0 replies
    • 1.4k views
    • 
    • 2014pinnacle
    • May 23, 2022

19. Mack E-Tech service manual

    By Waynejp, May 23, 2022
    • 0 replies
    • 595 views
    • 
    • Waynejp
    • May 23, 2022

20. 06 CHN 613 oil in air intake pipe

    By Dieselfixer, April 9, 2013
    • 10 replies
    • 3.2k views
    • 
    • IGV
    • May 22, 2022

21. 1986 E6 350 Low oil pressure after rebuild 1 2 3 4

    By Mike Schilderink, March 24, 2021
    • 88 replies
    • 9.4k views
    • 
    • mowerman
    • May 21, 2022

22. GR64F Mack Manual

    By Goodsp47, May 19, 2022
    • 0 replies
    • 597 views
    • 
    • Goodsp47
    • May 19, 2022

23. 2018 MACK LR613 MP7 Injection pump Fuel metering Control "F" Range Performance code/Derate

    By Wasteman1, May 16, 2022
    • 12 replies
    • 3k views
    • 
    • fjh
    • May 19, 2022

24. GM Bedford diesel

    By carlotpilot, November 4, 2016
    • 9 replies
    • 4.5k views
    • 
    • BOBWhite
    • May 18, 2022

25. ACM / Data link issues

    By OJ Avery, May 5, 2022
    • 1 reply
    • 1.4k views
    • 
    • OJ Avery
    • May 17, 2022