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: 28,546

Last Post By

ctracer

10-26-2011

Strange engine noise Started by alvaradoguy2002, 01-15-2012	Replies: 16 Views: 3,369	Last Post By alvaradoguy2002 View Profile View Forum Posts Private Message View Blog Entries View Articles 01-19-2012
bumper help!!! Started by uspolack, 01-19-2012	Replies: 6 Views: 1,801	Last Post By E IN v Y View Profile View Forum Posts Private Message View Blog Entries View Articles 01-19-2012
3400 ohv lower intake manifold gasket questions Started by Bjorn20, 01-11-2012	Replies: 18 Views: 10,370	Last Post By dsmuts View Profile View Forum Posts Private Message View Blog Entries View Articles 01-13-2012
1994 GP SE Forced Induction Help/ Started by CoolHandLuke, 01-09-2012	Replies: 3 Views: 1,582	Last Post By CoolHandLuke View Profile View Forum Posts Private Message View Blog Entries View Articles 01-09-2012
1991 Grand Prix 3.1 high RPM stutter Started by Blah, 01-09-2012	Replies: 0 Views: 1,747	Last Post By Blah View Profile View Forum Posts Private Message View Blog Entries View Articles 01-09-2012
Trouble downshifting when coming to a stop. Started by wytmyk420, 12-19-2011	Replies: 2 Views: 1,723	Last Post By 3100sfi View Profile View Forum Posts Private Message View Blog Entries View Articles 12-31-2011
repair code p0128 Started by dnomaam1, 06-10-2009	Replies: 4 Views: 3,223	Last Post By dpzelenak View Profile View Forum Posts Private Message View Blog Entries View Articles 12-10-2011
HELP!!?? Started by Pontiac Newbie, 12-01-2011	Replies: 8 Views: 1,986	Last Post By Pontiac Newbie View Profile View Forum Posts Private Message View Blog Entries View Articles 12-07-2011
idle problems Started by Jacob, 12-06-2011	Replies: 2 Views: 1,282	Last Post By Jacob View Profile View Forum Posts Private Message View Blog Entries View Articles 12-07-2011
ENGINE FLUSH - 1999 Grand Prix Started by GOJOEGO2011, 12-04-2011	Replies: 3 Views: 2,176	Last Post By ibhuff View Profile View Forum Posts Private Message View Blog Entries View Articles 12-06-2011
3.1 timing chain Started by bybeecl, 11-29-2011	Replies: 2 Views: 2,361	Last Post By ibhuff View Profile View Forum Posts Private Message View Blog Entries View Articles 12-01-2011
1992 Grand Prix SE 3.1 starting/idling issues. Started by Borch1965, 11-11-2011	Replies: 6 Views: 2,689	Last Post By Severoux View Profile View Forum Posts Private Message View Blog Entries View Articles 11-30-2011
cooling fans always run Started by jaxso6, 11-25-2011	Replies: 4 Views: 2,305	Last Post By QUICKSILVER462 View Profile View Forum Posts Private Message View Blog Entries View Articles 11-25-2011
Injector harness Started by Stock4now, 11-20-2011	Replies: 3 Views: 1,346	Last Post By Stock4now View Profile View Forum Posts Private Message View Blog Entries View Articles 11-20-2011
Overheating issues, lower intake manifold? Started by Junixx, 11-15-2011	Replies: 6 Views: 2,603	Last Post By Junixx View Profile View Forum Posts Private Message View Blog Entries View Articles 11-20-2011
1992 Grand Prix SE oil? Started by xIVAN14x, 11-11-2011	Replies: 7 Views: 1,912	Last Post By xIVAN14x View Profile View Forum Posts Private Message View Blog Entries View Articles 11-17-2011
code Started by Jedi, 08-20-2011	Replies: 8 Views: 3,031	Last Post By ibhuff View Profile View Forum Posts Private Message View Blog Entries View Articles 11-17-2011
still ticking Started by Stock4now, 11-02-2011	Replies: 7 Views: 1,956	Last Post By Stock4now View Profile View Forum Posts Private Message View Blog Entries View Articles 11-15-2011
Losing Power! Started by Overcrazed, 10-02-2011	Replies: 7 Views: 2,055	Last Post By Tuner-Extraordinaire View Profile View Forum Posts Private Message View Blog Entries View Articles 11-11-2011
1994 no cooling fans Started by redtrucks, 11-09-2011	Replies: 5 Views: 2,020	Last Post By redtrucks View Profile View Forum Posts Private Message View Blog Entries View Articles 11-10-2011