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: 24,670

Last Post By

ctracer

10-26-2011

99 GP 3100 engine noise Started by 99monte, 06-29-2014	Replies: 13 Views: 10,355	Last Post By jbamonte View Profile View Forum Posts Private Message View Blog Entries View Articles 07-08-2017
Hard Start When Warm Started by gingerdude, 12-17-2016 3 Pages • 1 2 3	Replies: 44 Views: 17,441	Last Post By gingerdude View Profile View Forum Posts Private Message View Blog Entries View Articles 07-03-2017
Growling Air Injection pump Started by DRAINXGRP, 06-23-2017	Replies: 0 Views: 4,523	Last Post By DRAINXGRP View Profile View Forum Posts Private Message View Blog Entries View Articles 06-23-2017
Overheating. Help me diagnose why please. Started by timothylockhart, 06-01-2017 2 Pages • 1 2	Replies: 32 Views: 10,160	Last Post By timothylockhart View Profile View Forum Posts Private Message View Blog Entries View Articles 06-04-2017
Mystery Misfire Cylinder 2 (p0302) Started by SkullxRose, 05-30-2017	Replies: 0 Views: 5,038	Last Post By SkullxRose View Profile View Forum Posts Private Message View Blog Entries View Articles 05-30-2017
1994 Grand Prix 3.1L - What exactly am I lookin at here? Started by SaukRapids, 04-30-2017	Replies: 4 Views: 4,327	Last Post By Fivefingerdeathpunch View Profile View Forum Posts Private Message View Blog Entries View Articles 04-30-2017
Easy cheap Mods for 3.1L V6 2002 Grand Prix? Started by tomtom123, 11-13-2012	Replies: 6 Views: 14,374	Last Post By Fivefingerdeathpunch View Profile View Forum Posts Private Message View Blog Entries View Articles 04-13-2017
Noise under load?? Started by michael redmon, 10-10-2016	Replies: 14 Views: 6,901	Last Post By michael redmon View Profile View Forum Posts Private Message View Blog Entries View Articles 03-21-2017
'90 Grand Prix - bad mileage and weird sounds... Started by MadMechanic77, 02-01-2017	Replies: 2 Views: 1,502	Last Post By MadMechanic77 View Profile View Forum Posts Private Message View Blog Entries View Articles 02-03-2017
LIM gaskets replacement Started by alenw62, 01-17-2017	Replies: 2 Views: 1,299	Last Post By alenw62 View Profile View Forum Posts Private Message View Blog Entries View Articles 01-19-2017
Irratic RPM's at cruising speed (40-60mph) Started by 2stumps, 01-03-2017	Replies: 2 Views: 1,435	Last Post By Rlugo87 View Profile View Forum Posts Private Message View Blog Entries View Articles 01-05-2017
Fluctuating Temperature Gauge (and other) questions Started by gingerdude, 12-14-2016	Replies: 5 Views: 1,410	Last Post By gingerdude View Profile View Forum Posts Private Message View Blog Entries View Articles 12-25-2016
03 3.1l Starts and dies erractically Started by basimpo, 07-28-2016	Replies: 2 Views: 1,757	Last Post By gpbastard View Profile View Forum Posts Private Message View Blog Entries View Articles 12-22-2016
need help!! Started by Jeremey Souders, 03-23-2015 3 Pages • 1 2 3	Replies: 41 Views: 7,226	Last Post By Afriederich View Profile View Forum Posts Private Message View Blog Entries View Articles 12-06-2016
Quick picture of fuse box? Started by timothylockhart, 11-25-2016	Replies: 2 Views: 1,237	Last Post By timothylockhart View Profile View Forum Posts Private Message View Blog Entries View Articles 11-28-2016
Fan not working, bad ignition switch? Started by medicmandan, 09-20-2016	Replies: 5 Views: 1,652	Last Post By medicmandan View Profile View Forum Posts Private Message View Blog Entries View Articles 09-23-2016
Just the uusal LG8 LIM failure or...? Started by GeePeeOhTiger, 06-19-2016	Replies: 1 Views: 1,214	Last Post By Slick2500 View Profile View Forum Posts Private Message View Blog Entries View Articles 06-19-2016
3100 engine part out Started by GR8racingfool, 05-04-2016	Replies: 0 Views: 1,347	Last Post By GR8racingfool View Profile View Forum Posts Private Message View Blog Entries View Articles 05-04-2016
03 pontiac grand prix 3.1 Started by 94grandprix, 03-13-2016	Replies: 9 Views: 2,367	Last Post By SubwayGuy View Profile View Forum Posts Private Message View Blog Entries View Articles 04-15-2016
Needle in a haystack baffling overheat Started by snaggs5899, 02-15-2016	Replies: 8 Views: 1,968	Last Post By Pauld627 View Profile View Forum Posts Private Message View Blog Entries View Articles 04-15-2016