Forum: 3.4L V6 (LQ1) DOHC

Available from model years 1991-96

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Iceman6669 (The Boss)
12-20-2017
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HELP NEEDED Engine will not start

Started by jimcarey78, 11-18-2008
engine, needed, start
Replies: 9
Views: 5,840
jimcarey78
12-02-2008 Go to last post

EGR Tube

Started by bronze93, 07-05-2010
egr, tube
Replies: 9
Views: 2,510
bronze93
07-06-2010 Go to last post

3.4 DOHC Torque Curve

Started by pshojo, 10-29-2012
curve, dohc, torque
Replies: 9
Views: 8,592
Z34Phoenix
08-08-2017 Go to last post

3.4 Dohc swap to a volvo 740!? (is it possible?)

Started by GrandPrixgtp2000, 07-14-2013
740, dohc, swap, volvo
Replies: 9
Views: 2,304
GrandPrixgtp2000
07-15-2013 Go to last post

harmonic balancer 3400 in a shilhouette

Started by Shiftingshaddow, 01-26-2013
3400, balancer, harmonic, shilhouette
Replies: 9
Views: 3,907
Shiftingshaddow
01-28-2013 Go to last post

Car wont start

Started by 94GTRoyalty, 07-22-2008
car, start
Replies: 8
Views: 2,764
Identity Crisis
10-13-2008 Go to last post

alright some expertise please

Started by 40mphGT, 04-08-2009
alright, expertise
Replies: 8
Views: 2,052
DSharp
05-02-2009 Go to last post

3.4dohc performance

Started by grandprixxx94, 09-13-2011
34dohc, performance
Replies: 8
Views: 5,413
Falcons2
06-29-2012 Go to last post

96 GTP tuneup cost?

Started by Apk07, 06-25-2012
cost, gtp, tuneup
Replies: 8
Views: 3,076
Apk07
06-26-2012 Go to last post

How can oil get in plenum?

Started by MuzikFreak, 07-28-2012
oil, plenum
Replies: 8
Views: 3,643
91gpse
02-28-2013 Go to last post

3.4 stock performance mods

Started by Jesse III, 12-15-2012
mods, performance, stock
Replies: 8
Views: 3,368
91gpse
02-28-2013 Go to last post

shifting from first to second

Started by zuk7, 05-01-2010
shifting
Replies: 7
Views: 1,689
OH4CompG
05-24-2010 Go to last post

On and off leaking?

Started by Fraschy, 09-08-2011
leaking
Replies: 7
Views: 1,970
Fraschy
09-24-2011 Go to last post

GM 3400 overheat

Started by wa9zug, 11-10-2014
Replies: 7
Views: 8,214
wa9zug
11-16-2014 Go to last post
Unhappy

Troubleshooting help. Engine won"t start

Started by jimcarey78, 10-26-2008
start
Replies: 6
Views: 4,814
Z34Phoenix
10-13-2011 Go to last post

anyone with good knowledge of the 3400 DOHC?

Started by Reppusmic, 09-20-2009
3400, dohc, good, knowledge
Replies: 6
Views: 3,300
FoSHO99
10-26-2009 Go to last post

Second gear switch

Started by Minnesotawhite, 02-28-2010
gear, switch
Replies: 6
Views: 3,184
CTKGP09
09-09-2010 Go to last post

1994 pontiac grand prix se timing belt questions

Started by 1994grandprixse, 05-27-2010
Replies: 6
Views: 3,776
Teardrop
09-02-2010 Go to last post

emissions delete

Started by Cory Chaffin, 05-01-2012
delete, emissions
Replies: 6
Views: 2,126
Fivefingerdeathpunch
08-11-2012 Go to last post

Fixing a dead miss on light load

Started by carnut, 05-18-2014
Replies: 6
Views: 6,035
RareGMFan
06-02-2014 Go to last post
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