Forum: 3.1L V6 (LHO/LG8)

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

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Iceman6669 (The Boss)
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Sticky Thread Sticky: For You 3100/3400 Guys!

Started by blueguy, 10-26-2011
guys
Replies: 2
Views: 20,768
ctracer
10-26-2011 Go to last post

oil capacity

Started by 3100sfi, 07-06-2011
capacity, oil
Replies: 5
Views: 3,566
dpzelenak
07-06-2011 Go to last post

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

Started by 3100sfi, 07-07-2011
capacitieslots, fluids, questions
Replies: 1
Views: 1,231
BillBoost37
07-07-2011 Go to last post

which is it?

Started by 3100sfi, 07-17-2011
arbitrary, designations, engine
Replies: 2
Views: 810
QUICKSILVER462
07-17-2011 Go to last post

testing IAC?

Started by 3100sfi, 08-02-2011
iac, testing
Replies: 7
Views: 2,247
dpzelenak
08-02-2011 Go to last post

What plugs do you like?

Started by 3100sfi, 10-04-2011
plugs
Replies: 10
Views: 1,342
SlowNA06
10-09-2011 Go to last post

oil light on and runs rough

Started by 513yj, 02-20-2009
light, oil, rough, runs
Replies: 0
Views: 1,325
513yj
02-20-2009 Go to last post

3.1 crank sensor wire

Started by 68galaxie500, 02-22-2010
crank, sensor, wire
Replies: 0
Views: 2,009
68galaxie500
02-22-2010 Go to last post

shifter

Started by 71dang, 02-17-2011
shifter
Replies: 0
Views: 1,088
71dang
02-17-2011 Go to last post

having some engine toubles

Started by 85burbanator, 07-13-2010
engine, toubles
Replies: 1
Views: 1,006
mikedinthecity
07-20-2010 Go to last post
Exclamation

1990 Pontiac Grand Prix LE Rough Idle!!?!!

Started by 90blackgrandprix, 05-03-2010
Replies: 3
Views: 3,819
90blackgrandprix
05-13-2010 Go to last post

Getting 1990 Grand Prix SE running after sitting for 4 years

Started by 90PrixSE, 03-29-2012
1990, grand, prix, running, sitting, years
Replies: 4
Views: 1,674
90PrixSE
04-07-2012 Go to last post

Trying to get the 90 Prix running... fuel pump questions

Started by 90PrixSE, 04-11-2012
fuel, prix, pump, questions, running
Replies: 7
Views: 1,632
90PrixSE
04-15-2012 Go to last post

wierd bogging issue

Started by 91gpse, 12-21-2010
bogging, issue, wierd
Replies: 1
Views: 1,195
91gpse
12-23-2010 Go to last post

possible rough idle problems

Started by 91gpse, 07-05-2011
idle, problems, rough
Replies: 4
Views: 1,594
91gpse
07-11-2011 Go to last post

new guy

Started by 93prix, 01-12-2009
guy
Replies: 16
Views: 1,548
osirus
04-11-2009 Go to last post

94 GP with 3100, builing motor, want mods

Started by 94b4u, 05-11-2009
3100, builing, mods, motor
Replies: 3
Views: 2,735
RareGMFan
06-06-2009 Go to last post
Question

loosing water

Started by 94grandprix, 02-11-2011
loosing, water
Replies: 8
Views: 1,392
94grandprix
02-11-2011 Go to last post

loosing water (maybe solved)

Started by 94grandprix, 02-11-2011
loosing, solved, water
Replies: 3
Views: 1,322
machinegunsquid
02-11-2011 Go to last post
Question

need help

Started by 94grandprix, 04-10-2011
Replies: 6
Views: 830
94grandprix
04-11-2011 Go to last post
Question

upper intake plenum

Started by 94grandprix, 04-21-2011
intake, plenum, upper
Replies: 1
Views: 1,466
dpzelenak
04-21-2011 Go to last post
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