Forum: 3.1L V6 (LHO/LG8)

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

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Sticky Thread Sticky: For You 3100/3400 Guys!

Started by blueguy, 10-26-2011
guys
Replies: 2
Views: 20,559
ctracer
10-26-2011 Go to last post

2001 grand prix wont turn off

Started by 01whitegp, 07-28-2011
2001, grand, prix, turn
Replies: 5
Views: 2,640
Sasha
06-24-2012 Go to last post
Exclamation

2003 3.1 gp

Started by 03GPSE, 09-01-2010
help?
Replies: 3
Views: 1,851
sic6
09-05-2010 Go to last post

Replaced Crankshaft position sensor, now won't start

Started by 03grandprix, 10-13-2010
crankshaft, position, replaced, sensor, start
Replies: 12
Views: 10,168
03grandprix
11-05-2010 Go to last post

'03 3.1l

Started by 03SEGP, 02-28-2011
31l
Replies: 3
Views: 1,259
Terry102
03-04-2011 Go to last post

Any probs. with '94 3.1?

Started by 1988 Grand Prix, 09-30-2009
probs
Replies: 9
Views: 1,856
1988 Grand Prix
10-12-2009 Go to last post

Car Codes

Started by 1996pontiac, 03-09-2010
car, codes
Replies: 0
Views: 1,218
1996pontiac
03-09-2010 Go to last post

tune up

Started by 1996pontiac, 10-14-2011
3.1l, 3100, tune
Replies: 10
Views: 1,261
1996pontiac
10-18-2011 Go to last post

egr tube

Started by 1996pontiac, 03-22-2012
egr, tube
Replies: 6
Views: 1,562
GTP in RTP
03-23-2012 Go to last post

Cooling Fans Not Working

Started by 1FASTGTO, 07-26-2010
cooling, fans, inop, working
Replies: 14
Views: 5,396
3100sfi
07-23-2011 Go to last post

DRL Disable!!!!

Started by 1SICKGP, 08-27-2010
Replies: 5
Views: 1,722
TCO
08-29-2010 Go to last post

Dumb Question, Probably Impossible

Started by 2001camaroB4C, 10-08-2008
dumb, impossible, question
Replies: 6
Views: 2,909
GTX
10-31-2008 Go to last post

Intake Runners?

Started by 2001camaroB4C, 01-26-2009
intake, runners
Replies: 0
Views: 1,285
2001camaroB4C
01-26-2009 Go to last post

super slow***

Started by 2002, 07-03-2012
slow, super
Replies: 10
Views: 1,595
ctracer
07-04-2012 Go to last post

2003 3.1 different than other years?

Started by 2003 grand prix se, 02-28-2012
2003, years
Replies: 8
Views: 1,991
94grandprix
03-01-2012 Go to last post

3.5 swap?

Started by 2003 grand prix se, 02-29-2012
swap
Replies: 7
Views: 1,852
blueguy
03-01-2012 Go to last post

Irratic RPM's at cruising speed (40-60mph)

Started by 2stumps, 01-03-2017
Replies: 2
Views: 1,220
Rlugo87
01-05-2017 Go to last post

other fluids and capacities...lots of questions..

Started by 3100sfi, 07-07-2011
capacitieslots, fluids, questions
Replies: 1
Views: 1,227
BillBoost37
07-07-2011 Go to last post

which is it?

Started by 3100sfi, 07-17-2011
arbitrary, designations, engine
Replies: 2
Views: 806
QUICKSILVER462
07-17-2011 Go to last post

testing IAC?

Started by 3100sfi, 08-02-2011
iac, testing
Replies: 7
Views: 2,245
dpzelenak
08-02-2011 Go to last post

What plugs do you like?

Started by 3100sfi, 10-04-2011
plugs
Replies: 10
Views: 1,340
SlowNA06
10-09-2011 Go to last post
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