Forum: 3.1L V6 (LHO/LG8)

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

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12-20-2017
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Sticky Thread Sticky: For You 3100/3400 Guys!

Started by blueguy, 10-26-2011
guys
Replies: 2
Views: 14,572
10-26-2011 Go to last post

Got ****ed in the ass by my Dad

Started by timothylockhart, 06-23-2014
6 Pages
1 2 3 ... 6
Replies: 103
Views: 14,172
12-30-2015 Go to last post

u bend delete

Started by twich12, 07-11-2011
5 Pages
1 2 3 ... 5
bend, delete
Replies: 81
Views: 6,077
08-08-2011 Go to last post

Another Car wont start thread...

Started by PrixOwner, 02-25-2013
3 Pages
1 2 3
car, start, thread
Replies: 44
Views: 3,393
03-22-2013 Go to last post

Hard Start When Warm

Started by gingerdude, 12-17-2016
3 Pages
1 2 3
Replies: 44
Views: 9,762
07-03-2017 Go to last post

need help!!

Started by Jeremey Souders, 03-23-2015
3 Pages
1 2 3
Replies: 41
Views: 5,068
12-06-2016 Go to last post

new water pump now car is over heating

Started by csanderlin, 12-31-2012
2 Pages
1 2
car, heating, pump, water
Replies: 38
Views: 2,893
05-25-2013 Go to last post

Throttle Body swap

Started by Berger, 02-07-2008
2 Pages
1 2
body, swap, throttle
Replies: 36
Views: 5,775
02-23-2008 Go to last post

>??? dam still wont start

Started by TMOTA503, 03-02-2008
2 Pages
1 2
Replies: 35
Views: 4,292
03-12-2008 Go to last post

Help going crazy!

Started by cmccarty22, 09-12-2013
2 Pages
1 2
crazy
Replies: 34
Views: 2,107
12-20-2013 Go to last post
Question

3.1L - Unusually High Fuel Economy Possible?

Started by michaelb721, 09-01-2009
2 Pages
1 2
31l, economy, fuel, high, unusually
Replies: 33
Views: 7,471
12-17-2010 Go to last post
Question

New Cat And Pipe

Started by heavydtheogre, 10-17-2011
2 Pages
1 2
cat, pipe
Replies: 33
Views: 1,975
10-20-2011 Go to last post

Cat and resonator delete

Started by 94grandprix, 09-16-2014
2 Pages
1 2
Replies: 33
Views: 3,231
09-24-2014 Go to last post
Post

Lower Intake Manifold

Started by Badgers4life, 04-21-2013
2 Pages
1 2
3100 sfi, intake, intake manifold, leak, lower, manifold
Replies: 32
Views: 6,037
05-16-2013 Go to last post

Overheating. Help me diagnose why please.

Started by timothylockhart, 06-01-2017
2 Pages
1 2
Replies: 32
Views: 7,755
06-04-2017 Go to last post
Question Replies: 31
Views: 3,944
10-28-2012 Go to last post

Oil Change on a 3.1L V6

Started by Motorbreath, 05-25-2014
2 Pages
1 2
Replies: 30
Views: 3,758
06-12-2014 Go to last post

Overheating problem 96 Grand Prix 3.1l

Started by Pontiacidaho, 09-21-2017
2 Pages
1 2
Replies: 30
Views: 6,870
10-08-2017 Go to last post

can I put a 3100 into a GT body?

Started by willalmo, 06-07-2014
2 Pages
1 2
3100, 3800, change, exchange
Replies: 29
Views: 4,463
10-20-2014 Go to last post

Help With My '93

Started by steveprix93, 03-04-2008
2 Pages
1 2
Replies: 28
Views: 3,650
04-15-2008 Go to last post

little... or big mods for improvements

Started by twich12, 07-11-2011
2 Pages
1 2
big, improvements, mods
Replies: 28
Views: 2,184
07-18-2011 Go to last post

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