Forum: 3.1L V6 (LHO/LG8)

Available starting in model year 1989. Also made a Turbo version

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Iceman6669 (The Boss)

12-20-2017

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Sticky: For You 3100/3400 Guys!

Started by blueguy, 10-26-2011

Replies: 2
Views: 27,671

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ctracer

10-26-2011

97 3.1L wont start, stumbles and dies Started by atxjax, 06-01-2010	Replies: 2 Views: 2,292	Last Post By mikedinthecity View Profile View Forum Posts Private Message View Blog Entries View Articles 06-16-2010
Hunting at an idle Started by buthead, 05-15-2010	Replies: 1 Views: 1,738	Last Post By mikedinthecity View Profile View Forum Posts Private Message View Blog Entries View Articles 06-16-2010
Motor swap Started by tracker1925, 05-14-2010	Replies: 4 Views: 1,695	Last Post By tracker1925 View Profile View Forum Posts Private Message View Blog Entries View Articles 05-26-2010
How to install new radiator? Started by Deathdice, 12-29-2009	Replies: 3 Views: 2,829	Last Post By Deathdice View Profile View Forum Posts Private Message View Blog Entries View Articles 05-25-2010
new project 3.1 to 3.8 Started by Jtwelding, 02-28-2010	Replies: 13 Views: 3,014	Last Post By thumbs View Profile View Forum Posts Private Message View Blog Entries View Articles 05-24-2010
won't shift to 3rd at high rpm Started by buthead, 12-13-2009	Replies: 2 Views: 2,160	Last Post By JimJimSpa View Profile View Forum Posts Private Message View Blog Entries View Articles 05-19-2010
1990 Pontiac Grand Prix LE Rough Idle!!?!! Started by 90blackgrandprix, 05-03-2010	Replies: 3 Views: 4,319	Last Post By 90blackgrandprix View Profile View Forum Posts Private Message View Blog Entries View Articles 05-13-2010
How solid is the 3.1L Started by Lvgrandprix2003, 04-22-2010 2 Pages • 1 2	Replies: 23 Views: 5,719	Last Post By Condor120 View Profile View Forum Posts Private Message View Blog Entries View Articles 05-11-2010
Troubleshooting 2003 GP Engine knock Started by Shelligirl, 05-04-2010	Replies: 5 Views: 2,178	Last Post By Bio248 View Profile View Forum Posts Private Message View Blog Entries View Articles 05-07-2010
1995 stalling problems Started by Hawxby06, 04-18-2010	Replies: 2 Views: 1,918	Last Post By musiknjoyr View Profile View Forum Posts Private Message View Blog Entries View Articles 04-27-2010
tick sputter and p0302 Started by musiknjoyr, 04-20-2010	Replies: 6 Views: 3,232	Last Post By musiknjoyr View Profile View Forum Posts Private Message View Blog Entries View Articles 04-26-2010
Issues with the engine Started by maverickdog8, 04-21-2010	Replies: 4 Views: 1,330	Last Post By maverickdog8 View Profile View Forum Posts Private Message View Blog Entries View Articles 04-24-2010
3.1 maf Started by hacket, 04-21-2010	Replies: 1 Views: 1,288	Last Post By musiknjoyr View Profile View Forum Posts Private Message View Blog Entries View Articles 04-21-2010
1995 GP Stalls Randomly;Otherwise fine Started by hacket, 04-16-2010	Replies: 9 Views: 1,917	Last Post By GeosGP View Profile View Forum Posts Private Message View Blog Entries View Articles 04-16-2010
redid intake, wont start Started by michaelb16321, 04-08-2010	Replies: 6 Views: 1,346	Last Post By michaelb16321 View Profile View Forum Posts Private Message View Blog Entries View Articles 04-08-2010
whistling noise by serpentine belt Started by brookg, 04-01-2010	Replies: 3 Views: 3,176	Last Post By TheOtherNick View Profile View Forum Posts Private Message View Blog Entries View Articles 04-02-2010
car alarm and battery/car not starting Started by sicayan, 03-29-2010	Replies: 5 Views: 1,832	Last Post By sicayan View Profile View Forum Posts Private Message View Blog Entries View Articles 03-31-2010
96 Grand prix se 3.1 3100 SFI Started by 96grandprixseowner, 03-09-2010 2 Pages • 1 2	Replies: 20 Views: 5,753	Last Post By 96grandprixseowner View Profile View Forum Posts Private Message View Blog Entries View Articles 03-27-2010
Water vapor in exhaust after LIM gasket repair Started by Obrigado, 03-24-2010	Replies: 6 Views: 2,529	Last Post By Obrigado View Profile View Forum Posts Private Message View Blog Entries View Articles 03-26-2010
2003 GP SE won't start Started by trbowgn, 03-16-2010	Replies: 0 Views: 1,203	Last Post By trbowgn View Profile View Forum Posts Private Message View Blog Entries View Articles 03-16-2010