Powertrain

10,721 topics in this forum

1. Secondary Air Injection selonoid connector

   By Grandprix1, July 21, 2016   

   • L36
   • 3 replies
   • 1.5k views
   • 
   • Imp558
   • July 24, 2016

2. Need a new alternator.

   By ron350, July 13, 2016
   • 7 replies
   • 1.7k views
   • 
   • ron350
   • July 22, 2016

3. Flat towing a GTP

   By Bolt_Crank, July 17, 2016
   • 21 replies
   • 2.4k views
   • 
   • Bolt_Crank
   • July 19, 2016

4. Thinking of swapping Supercharger Pulley To Smaller Size for a bit of an upgrade, Would like Some Opinions

   By Daermos, July 4, 2016   

   • SuperCharger
   • 3.8
   • (and 1 more)

     Tagged with:

     • SuperCharger
     • 3.8
     • 3.4
   • 5 replies
   • 1.7k views
   • 
   • Daermos
   • July 8, 2016

5. 2.8 to 3.4 lq1

   By Nas Escobar, June 25, 2016
   • 10 replies
   • 2k views
   • 
   • White93z34
   • July 2, 2016

6. What does it mean if this is punctured?

   By jason.arthur.taylor, June 19, 2016
   • 5 replies
   • 1.6k views
   • 
   • Imp558
   • June 19, 2016

7. 93 mpfi to later sfi 3.1L

   By Snafu, May 29, 2016
   • 3 replies
   • 1.4k views
   • 
   • Snafu
   • June 10, 2016

8. orange coolant "hiding" in heater core?

   By worb4me, May 6, 2016
   • 20 replies
   • 3.2k views
   • 
   • worb4me
   • June 6, 2016

9. Rough Idle, misfire and high idling issues 1 2

   By wlkstout, August 20, 2015
   • 31 replies
   • 8.2k views
   • 
   • worb4me
   • June 5, 2016

10. 1998 grand prix loud rumbling/roaring noise especially 25mph+

    By worb4me, January 18, 2016
    • 9 replies
    • 1.8k views
    • 
    • worb4me
    • June 5, 2016

11. High idle, then low rough idle issues again

    By wlkstout, May 12, 2016
    • 18 replies
    • 2.3k views
    • 
    • wlkstout
    • June 5, 2016

12. 1st gen coupe exhaust system options.

    By Drummer, June 3, 2016
    • 4 replies
    • 1.3k views
    • 
    • wlkstout
    • June 5, 2016

13. Anyone have a BBUK ?

    By Padgett, June 4, 2016
    • 1 reply
    • 1.1k views
    • 
    • mfewtrail
    • June 5, 2016

14. Testing a wire for a short

    By Mstg007, June 2, 2016
    • 10 replies
    • 1.8k views
    • 
    • Padgett
    • June 4, 2016

15. Gumout - Thoughts?

    By Mstg007, May 31, 2016
    • 12 replies
    • 1.8k views
    • 
    • rich_e777
    • June 2, 2016

16. Cam carrier oil mod

    By gambler87, May 21, 2016
    • 12 replies
    • 1.8k views
    • 
    • Schurkey
    • May 31, 2016

17. LQ1 High Idle 1 2

    By Padgett, April 20, 2016
    • 25 replies
    • 3.8k views
    • 
    • Padgett
    • May 29, 2016

18. ZDDP

    By PHROG, May 23, 2016
    • 5 replies
    • 1.3k views
    • 
    • Schurkey
    • May 25, 2016

19. ZDDP

    By PHROG, May 23, 2016
    • 0 replies
    • 989 views
    • 
    • PHROG
    • May 23, 2016

20. Automotive Oscilloscope

    By Imp558, October 20, 2015
    • 21 replies
    • 4.1k views
    • 
    • Padgett
    • May 23, 2016

21. Stupid Timing chain questions

    By Imp558, May 21, 2016
    • 5 replies
    • 1.7k views
    • 
    • Padgett
    • May 22, 2016

22. 1995 cutlass convertible bad idle at startup when cold

    By jimmyport, May 21, 2016
    • 1 reply
    • 945 views
    • 
    • 55trucker
    • May 21, 2016

23. later metal upper intake manifold compatibility w/earlier 3800s

    By worb4me, May 15, 2016
    • 22 replies
    • 8.9k views
    • 
    • White93z34
    • May 20, 2016

24. Scan tools (ALDL not OBD-II)

    By Padgett, May 5, 2016   

    • ALDL
    • OBD-1
    • (and 1 more)

      Tagged with:

      • ALDL
      • OBD-1
      • scan
    • 14 replies
    • 2.2k views
    • 
    • Imp558
    • May 18, 2016

25. stuck remainder of coolant elbow (1998 GP GT 3800)

    By worb4me, April 3, 2016
    • 17 replies
    • 2.5k views
    • 
    • Imp558
    • May 13, 2016