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1
Breaking up under mid 3/4 throttle
1999gtp
1 d ago
10
79
1 h ago
by
1999gtp
99 Bonny, naturally aspirated, won’t idle
mxer147
8 d ago
14
280
3 d ago
by
mxer147
S
Losing spark
Superchargedlife
12 d ago
1
83
8 d ago
by
dezldave961
S
1995 park ave voltage drop
Sixtytrim
22 d ago
2
186
17 d ago
by
Sixtytrim
S
Fresh Build Fresh Car - EVAP Solenoid & CPS Codes
sumpanzer
2 mo ago
2
301
2 mo ago
by
sumpanzer
J
[SOLVED] Cylinder 1 and 3 misfire after warmed up 2007 Grand prix 3800 NA Stumped
jj5428
4 mo ago
11
1K
3 mo ago
by
srgblr25
Knocking like lifter
josefmohr82
3 mo ago
0
426
3 mo ago
by
josefmohr82
B
3800 rebuild
BlackHairBeauty
4 mo ago
4
385
4 mo ago
by
digitalgpbandit
S
3800 SC stalls idling and hesitates after Replacing coolant elbows and oil preassure sensor
SausageHammer
5 mo ago
3
517
5 mo ago
by
dezldave961
D
No DTC - Lack of power, stalls intermittently?
dtcostelloe
Jun 19, 2018
9
2K
6 mo ago
by
dezldave961
Turn over, no start. 07 Pontiac Grand Prix
tylerjwalker4
7 mo ago
2
557
7 mo ago
by
tylerjwalker4
A
L67 swap starts and dies
anotherbob
8 mo ago
3
427
8 mo ago
by
dezldave961
B
1996 olds 88, getting a couple of codes but only occasional symptoms
bigmansmallcar
8 mo ago
0
223
8 mo ago
by
bigmansmallcar
High Rpm When shifting
nickyt142
8 mo ago
1
327
8 mo ago
by
dezldave961
A
2000 GTP misfire
Allg32
8 mo ago
0
244
8 mo ago
by
Allg32
2000 Firebird intermittent no start condition when the engine is warm
Brendan W
9 mo ago
6
531
9 mo ago
by
pherbicide
T
1988 Buick Park Avenue crank-no start
Thejumpsuitman
10 mo ago
0
333
10 mo ago
by
Thejumpsuitman
L
P1655 P1406 (And other EGR codes) 1996 Buick LeSabre
logan906
10 mo ago
5
648
10 mo ago
by
logan906
Z
Stumbles and stalls
ztb32
11 mo ago
1
405
11 mo ago
by
Sortaslow
fouled spark plugs on driver side bank
Tommy Vercetti
11 mo ago
15
801
11 mo ago
by
Tommy Vercetti
P
I think my crank position sensor is going out
PunisherBass
Mar 1, 2017
18
12K
11 mo ago
by
dezldave961
Upstream O2 sensor replaced leading to new check engine light GM 3800 series 3 V6
bobamorosi
12 mo ago
4
826
11 mo ago
by
widtrak77
2000 Buick PAU cooling fan logic?
TriShields&Pentastars
12 mo ago
0
301
12 mo ago
by
TriShields&Pentastars
Diagnosing p0300 on 2007 Buick Lacrosse
LeSabreShane
Jul 23, 2018
2
24
7K
12 mo ago
by
spider2131nc
Z
Engine cuts out when nearing boost
Zinzer
12 mo ago
1
432
12 mo ago
by
dezldave961
B
08 lucerne cylinder 3 misfire
bks427
Jun 4, 2022
0
437
Jun 4, 2022
by
bks427
Engine starts then stalls shortly after
adam8234
May 30, 2022
4
832
Jun 2, 2022
by
MikeK
MAP and MAF codes
JimS
May 30, 2022
1
490
May 30, 2022
by
dezldave961
T
Coolant temperature sensor
Turbogn
May 2, 2022
3
759
May 3, 2022
by
dezldave961
0
2007 Grand Prix Special Edition RPM surging at 2-3k RPM. Slipping at stop to first gear.
07SpecialEdition
Apr 28, 2022
0
354
Apr 28, 2022
by
07SpecialEdition
Engine Stutter at 4500rpm
tower9447
Dec 13, 2021
6
1K
Apr 19, 2022
by
tower9447
What is this noise!!
lanebrissette47
Mar 24, 2022
10
1K
Mar 30, 2022
by
gumba
No Crank No Start (Fixed)
earl.cleveland2013
Feb 18, 2022
16
3K
Mar 2, 2022
by
earl.cleveland2013
C
Car won’t start after rebuild. HELP!!!
Chavz98Gtp
Feb 25, 2022
5
680
Feb 26, 2022
by
Chavz98Gtp
S
3800 Series II stalling when warm
sfodey
Jan 12, 2015
16
26K
Feb 21, 2022
by
newhereaz
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