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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Last Post By

Sticky: For You 3100/3400 Guys!

Started by blueguy, 10-26-2011

Replies: 2
Views: 20,750

Last Post By

ctracer

10-26-2011

loosing water Started by 94grandprix, 02-11-2011	Replies: 8 Views: 1,392	Last Post By 94grandprix View Profile View Forum Posts Private Message View Blog Entries View Articles 02-11-2011
need help Started by 94grandprix, 04-10-2011	Replies: 6 Views: 830	Last Post By 94grandprix View Profile View Forum Posts Private Message View Blog Entries View Articles 04-11-2011
upper intake plenum Started by 94grandprix, 04-21-2011	Replies: 1 Views: 1,466	Last Post By dpzelenak View Profile View Forum Posts Private Message View Blog Entries View Articles 04-21-2011
broke again Started by 94grandprix, 04-23-2011	Replies: 6 Views: 1,079	Last Post By matt5112 View Profile View Forum Posts Private Message View Blog Entries View Articles 04-23-2011
How to identify?? Started by 94grandprix, 09-27-2013	Replies: 4 Views: 901	Last Post By dsmuts View Profile View Forum Posts Private Message View Blog Entries View Articles 09-27-2013
Harmonic balancer problem Started by 94grandprix, 01-26-2014	Replies: 10 Views: 1,412	Last Post By 94grandprix View Profile View Forum Posts Private Message View Blog Entries View Articles 01-26-2014
Cat and resonator delete Started by 94grandprix, 09-16-2014 2 Pages • 1 2	Replies: 33 Views: 4,161	Last Post By Scottydoggs View Profile View Forum Posts Private Message View Blog Entries View Articles 09-24-2014
03 pontiac grand prix 3.1 Started by 94grandprix, 03-13-2016	Replies: 9 Views: 2,150	Last Post By SubwayGuy View Profile View Forum Posts Private Message View Blog Entries View Articles 04-15-2016
Intake Gaskets Going Bad Again?? (Video inside valve cover) Started by 94GrandPrixSE, 01-10-2014	Replies: 2 Views: 872	Last Post By QUICKSILVER462 View Profile View Forum Posts Private Message View Blog Entries View Articles 01-10-2014
Another overheating thread.. Empty Rad Over Flowing Coolant Reservoir HELP Started by 94GrandPrixSE, 01-20-2014	Replies: 4 Views: 987	Last Post By Badgers4life View Profile View Forum Posts Private Message View Blog Entries View Articles 02-04-2014
94 3.1 has ignition problem Started by 94prixer, 10-10-2009	Replies: 7 Views: 1,835	Last Post By 94prixer View Profile View Forum Posts Private Message View Blog Entries View Articles 10-13-2009
Motor mount help for 94 GP Started by 954mula, 04-05-2008	Replies: 5 Views: 2,404	Last Post By SyntheticShield View Profile View Forum Posts View Blog Entries Visit Homepage View Articles 04-07-2008
I need HELP I'M stumped. Started by 96GP RICKY, 01-04-2012	Replies: 6 Views: 1,642	Last Post By Matt Beauchamp View Profile View Forum Posts Private Message View Blog Entries View Articles 02-25-2012
96 GPSE 3100 spitting,sputtering,and backfiring Started by 96gpse, 02-25-2009	Replies: 3 Views: 2,017	Last Post By whitelight View Profile View Forum Posts Private Message View Blog Entries View Articles 09-21-2009
Switch problem Started by 96GrandPrix, 02-24-2011	Replies: 1 Views: 803	Last Post By clush View Profile View Forum Posts Private Message View Blog Entries View Articles 02-25-2011
96 Grand prix se 3.1 3100 SFI Started by 96grandprixseowner, 03-09-2010 2 Pages • 1 2	Replies: 20 Views: 4,851	Last Post By 96grandprixseowner View Profile View Forum Posts Private Message View Blog Entries View Articles 03-27-2010
engine flutter Started by 98prix, 07-21-2009	Replies: 3 Views: 1,928	Last Post By Jtwelding View Profile View Forum Posts Private Message View Blog Entries View Articles 11-24-2009
3100 3400 compatability Started by 99monte, 06-28-2014	Replies: 8 Views: 1,169	Last Post By l67ss View Profile View Forum Posts Private Message View Blog Entries View Articles 06-30-2014
99 GP 3100 engine noise Started by 99monte, 06-29-2014	Replies: 13 Views: 9,580	Last Post By jbamonte View Profile View Forum Posts Private Message View Blog Entries View Articles 07-08-2017
Bad missing, very low power, almost undriveable Started by adboll, 08-24-2010	Replies: 3 Views: 3,183	Last Post By cerick08GP View Profile View Forum Posts Private Message View Blog Entries View Articles 08-26-2010