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Northstar Engines and System Technical Discussion
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252
Different pistons
Harry Yarnell
Nov 4, 2023
1
180
Nov 4, 2023
by
Submariner409
ETC Head Gasket/Stud Replacement
mahaska
Sep 26, 2023
2
571
Oct 27, 2023
by
thenorthernstar98
L
Did I make a mistake with timing on a 2000 Seville STS?
Las1980
Oct 18, 2023
10
284
Oct 23, 2023
by
Las1980
Wrist pin retainers
Harry Yarnell
Oct 8, 2023
0
113
Oct 8, 2023
by
Harry Yarnell
K
Oil dipstick dimension for STS 1998
KCurry
Sep 18, 2023
2
209
Sep 19, 2023
by
KCurry
Final attempt at diagnosing my Northstar / PCV on LH2
ImRyan
Nov 11, 2021
38
5K
Sep 15, 2023
by
Submariner409
Oil leakage
Robroy
May 2, 2023
9
1K
Sep 6, 2023
by
Robroy
Current TSBs for FWD Northstar engines
Submariner409
Sep 3, 2023
0
416
Sep 3, 2023
by
Submariner409
Headers for 2001 Deville?
Thomas.Feathers
Apr 15, 2023
3
692
Aug 24, 2023
by
Thomas.Feathers
W
2000 Eldorado leaking water from drivers side
Wazson
Jul 9, 2023
6
780
Aug 18, 2023
by
vincentm
B
Huge thanks to Joe at Midwest Cadillac Repair
Bubba68CS
Apr 1, 2012
2
34
18K
Aug 12, 2023
by
LisaCatera
S
Ran out of gas - Now will not start
SCSTS
May 19, 2008
11
36K
Aug 3, 2023
by
Submariner409
95 Northstar passes hydrocarbon test, still overheats.
Bud1040
Jul 29, 2023
6
369
Jul 29, 2023
by
Submariner409
Speed limiter in Northstar V8 vehicles?
cadillac kid1
Oct 24, 2013
16
15K
Jul 21, 2023
by
sawbillbob
4.6 Cadillac supercharged ?
cranemoore
Jun 15, 2023
3
524
Jun 26, 2023
by
vincentm
Headbolt kit
normandvarley
Jun 22, 2023
2
508
Jun 23, 2023
by
sefiro
S
Light throttle/cruising stumble
ScottForman
Jun 20, 2023
1
345
Jun 21, 2023
by
Submariner409
Northstar exhaust crossunder replacement ?
arnoldtravis433
Jun 14, 2023
1
779
Jun 14, 2023
by
Submariner409
2004 STX timing chain jumped ?
Leprechaun5150
Jun 11, 2023
1
671
Jun 11, 2023
by
Submariner409
Northstar engine tear down video on YT
ELDORADO2K
Jun 3, 2023
16
868
Jun 6, 2023
by
PFMDTS
What should I have the dealership look for?
L3HMAN
Jun 4, 2023
2
491
Jun 5, 2023
by
L3HMAN
N
How many miles you got?
ngrty
Mar 6, 2023
Redirect
–
–
N/A
Found a good Northstar mechanic in the Northeast
jammgm
May 18, 2023
0
541
May 18, 2023
by
jammgm
J
2003 STS engine seized
jbsts
Jan 27, 2014
Locked
7
3K
May 8, 2023
by
Submariner409
D
2001 Eldorado P0401
ducky81
May 1, 2023
3
640
May 1, 2023
by
Submariner409
R
Bonneville GXP Valve Cover removal - rear
rick walters
Apr 26, 2023
1
505
Apr 26, 2023
by
Submariner409
M
Oil pump seal/oring
malibuandryan
Aug 28, 2011
13
9K
Apr 19, 2023
by
Submariner409
D
Losing my mind over this misfire
DadillacMan
Apr 12, 2023
17
2K
Apr 14, 2023
by
Submariner409
Northstar in a 1941 Graham Hollywood
rayrat60
Apr 12, 2023
1
859
Apr 12, 2023
by
Submariner409
C
Oil level sensor question
cptnmrgn667
Mar 25, 2023
7
719
Mar 29, 2023
by
cptnmrgn667
Downstream O2 sensor 99 Deville
99 deville
Mar 19, 2023
2
753
Mar 20, 2023
by
Submariner409
99 Deville or 4.6 L Northstar fastener sizes?
99 deville
Mar 20, 2023
0
470
Mar 20, 2023
by
99 deville
C
Camshaft position sensor
Cadillac Worm Deville
Mar 14, 2023
1
609
Mar 14, 2023
by
Submariner409
B
Need some help with Northstar swap project.
Brandon8696
Oct 9, 2019
10
4K
Mar 12, 2023
by
Eldoberzum
A
Broken drive pulley bolt
Andrew01
Feb 24, 2023
2
53
3K
Mar 3, 2023
by
Submariner409
1
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Northstar Engines and System Technical Discussion
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Discussions relating to the Northstar System and various drivetrain mechanical/electrical/sensor problems.
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