Powertrain

10,731 topics in this forum

1. L67 swap engine crooked!

   By Quaraxkad, October 26, 2019
   • 17 replies
   • 6.2k views
   • 
   • Quaraxkad
   • November 4, 2019

2. Rounded bolt on the water pump

   By Brodizzle83, October 12, 2019
   • 3 replies
   • 1.9k views
   • 
   • pitzel
   • October 13, 2019

3. Can you name this knock?

   By VAPORS12, October 6, 2019
   • 2 replies
   • 1.4k views
   • 
   • VAPORS12
   • October 7, 2019

4. 93 EURO 3.4 d.o.h.c rare?

   By Superchargedgtp454, October 4, 2019
   • 3 replies
   • 1.2k views
   • 
   • Schurkey
   • October 4, 2019

5. 88' Grand Prix cooling fan upgrade

   By Vince G., September 15, 2019   

   • 2.8
   • 1 reply
   • 908 views
   • 
   • Schurkey
   • September 15, 2019

6. 3100/3400 Rear valve cover to intake tube fix HOW-TO

   By rich_e777, June 27, 2015   

   • body
   • engine
   • (and 7 more)

     Tagged with:

     • body
     • engine
     • front
     • inch
     • intake
     • lip
     • questions
     • rear
     • repair
   • 9 replies
   • 20.2k views
   • 
   • cklitz1
   • September 14, 2019

7. Engine Support bar mounting locations

   By rich_e777, September 1, 2019
   • 4 replies
   • 1.6k views
   • 
   • Cutlass350
   • September 5, 2019

8. URGENT - 1993 Grand Prix suddenly pouring out coolant.

   By GrandPrixMaster, August 14, 2019
   • 4 replies
   • 1.1k views
   • 
   • mfewtrail
   • August 15, 2019

9. 4T60E Shifting Issue: 95 Cutlass Supreme 1 2

   By MemphisMan, July 20, 2018
   • 28 replies
   • 6.1k views
   • 
   • MemphisMan
   • August 9, 2019

10. Transmission Cooler Temperature 1 2

    By xtremerevolution, October 14, 2009   

    • big
    • engine
    • (and 8 more)

      Tagged with:

      • big
      • engine
      • fan
      • gs
      • gtp
      • hd
      • question
      • stock
      • switch
      • transmission
    • 34 replies
    • 13.8k views
    • 
    • Schurkey
    • August 6, 2019

11. Intermittent Won't Start When Hot Problem

    By kcac, July 4, 2019   

    • 3.4
    • dohc
    • (and 3 more)

      Tagged with:

      • 3.4
      • dohc
      • 1995
      • start
      • hot
    • 12 replies
    • 1.8k views
    • 
    • jiggity76
    • August 3, 2019

12. Shift Kit Question

    By Buick_Guy, June 30, 2019
    • 8 replies
    • 10.7k views
    • 
    • Leadfoot
    • July 10, 2019

13. Correct Vacuum reading

    By narnone, July 3, 2019
    • 6 replies
    • 1.5k views
    • 
    • narnone
    • July 7, 2019

14. L67 Swap PCM issue

    By Quaraxkad, June 2, 2019
    • 14 replies
    • 9.4k views
    • 
    • carkhz316
    • June 24, 2019

15. damned lifters

    By Chris2020, May 18, 2019
    • 4 replies
    • 1.6k views
    • 
    • Schurkey
    • May 21, 2019

16. 1993 Grand Prix cold engine tapping sound

    By GrandPrixMaster, May 13, 2019   

    • 3.1l
    • 6 replies
    • 2.5k views
    • 
    • 55trucker
    • May 14, 2019

17. Is there a trick?

    By jiggity76, April 24, 2019
    • 4 replies
    • 2.1k views
    • 
    • jiggity76
    • April 28, 2019

18. 91 CS International LQ1 front exhaust manifold removal.

    By jiggity76, April 17, 2019
    • 1 reply
    • 2.3k views
    • 
    • jiggity76
    • April 17, 2019

19. Where to find proper HEAD BOLTS for 3.1 liter

    By killinprixs, April 10, 2019
    • 2 replies
    • 1.4k views
    • 
    • killinprixs
    • April 11, 2019

20. Unusual Knock from my Cutlass

    By Pmads77, September 4, 2017
    • 16 replies
    • 3.7k views
    • 
    • 92InternationalCoupe
    • March 31, 2019

21. Fast idle 3.4 DOHC

    By James Robert, January 14, 2019
    • 7 replies
    • 2.2k views
    • 
    • 92InternationalCoupe
    • March 31, 2019

22. Hole in valve cover?

    By UltimateDuster, January 31, 2019
    • 9 replies
    • 3.3k views
    • 
    • UltimateDuster
    • February 1, 2019

23. Thoughts about putting cryo treated hard parts in a 4t65e from a GP GXP

    By DavidT1989, December 21, 2018
    • 7 replies
    • 1.8k views
    • 
    • redgrandprix
    • January 25, 2019

24. 3.6 LFX Oil Catch Can installation

    By DiscoStudd, November 25, 2018
    • 10 replies
    • 5.7k views
    • 
    • redgrandprix
    • January 25, 2019

25. Fuel leak at fuel line/fuel rail connection on 3800

    By Leadfoot, January 23, 2019
    • 5 replies
    • 4.1k views
    • 
    • ron350
    • January 24, 2019