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: 27,819
ctracer
10-26-2011 Go to last post

Strange engine noise

Started by alvaradoguy2002, 01-15-2012
engine, noise, strange
Replies: 16
Views: 3,313
alvaradoguy2002
01-19-2012 Go to last post

bumper help!!!

Started by uspolack, 01-19-2012
bumper
Replies: 6
Views: 1,773
E IN v Y
01-19-2012 Go to last post

3400 ohv lower intake manifold gasket questions

Started by Bjorn20, 01-11-2012
3400, gasket, intake, lower, manifold, ohv, questions
Replies: 18
Views: 10,147
dsmuts
01-13-2012 Go to last post

1994 GP SE Forced Induction Help/

Started by CoolHandLuke, 01-09-2012
1994, forced, help or, induction
Replies: 3
Views: 1,556
CoolHandLuke
01-09-2012 Go to last post

1991 Grand Prix 3.1 high RPM stutter

Started by Blah, 01-09-2012
1991, dies, dying, grand, hesitation, high, high rpm, prix, rpm, stutter
Replies: 0
Views: 1,726
Blah
01-09-2012 Go to last post

Trouble downshifting when coming to a stop.

Started by wytmyk420, 12-19-2011
coming, downshifting, stop, trouble
Replies: 2
Views: 1,690
3100sfi
12-31-2011 Go to last post

repair code p0128

Started by dnomaam1, 06-10-2009
code, p0128, repair
Replies: 4
Views: 3,176
dpzelenak
12-10-2011 Go to last post

HELP!!??

Started by Pontiac Newbie, 12-01-2011
coolant leak
Replies: 8
Views: 1,961
Pontiac Newbie
12-07-2011 Go to last post

idle problems

Started by Jacob, 12-06-2011
idle, problems
Replies: 2
Views: 1,268
Jacob
12-07-2011 Go to last post

ENGINE FLUSH - 1999 Grand Prix

Started by GOJOEGO2011, 12-04-2011
1999, engine, flush, grand, prix
Replies: 3
Views: 2,155
ibhuff
12-06-2011 Go to last post

3.1 timing chain

Started by bybeecl, 11-29-2011
chain, timing
Replies: 2
Views: 2,328
ibhuff
12-01-2011 Go to last post
Exclamation

1992 Grand Prix SE 3.1 starting/idling issues.

Started by Borch1965, 11-11-2011
1992, grand, issues, prix, starting or idling
Replies: 6
Views: 2,580
Severoux
11-30-2011 Go to last post

cooling fans always run

Started by jaxso6, 11-25-2011
cooling, fans, run
Replies: 4
Views: 2,274
QUICKSILVER462
11-25-2011 Go to last post

Injector harness

Started by Stock4now, 11-20-2011
harness, injector
Replies: 3
Views: 1,323
Stock4now
11-20-2011 Go to last post
Question

Overheating issues, lower intake manifold?

Started by Junixx, 11-15-2011
intake, issues, lower, manifold, overheating
Replies: 6
Views: 2,516
Junixx
11-20-2011 Go to last post

1992 Grand Prix SE oil?

Started by xIVAN14x, 11-11-2011
1992, grand, oil, prix
Replies: 7
Views: 1,882
xIVAN14x
11-17-2011 Go to last post

code

Started by Jedi, 08-20-2011
code
Replies: 8
Views: 3,008
ibhuff
11-17-2011 Go to last post

still ticking

Started by Stock4now, 11-02-2011
ticking
Replies: 7
Views: 1,933
Stock4now
11-15-2011 Go to last post

Losing Power!

Started by Overcrazed, 10-02-2011
losing, power
Replies: 7
Views: 2,008
Tuner-Extraordinaire
11-11-2011 Go to last post

1994 no cooling fans

Started by redtrucks, 11-09-2011
1994, cooling, fans
Replies: 5
Views: 1,988
redtrucks
11-10-2011 Go to last post
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