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HT4100 4.1, 4.5, 4.9

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DaveSmed
Sticky OBD I codes for 4.x Engines
0
82K
 by DaveSmed
SlideTheAddyImInMyCaddy
84 Fleetwood Brougham 4.1l rwd coolant leak near passenger side tire
0
38
 by SlideTheAddyImInMyCaddy
D
1982 Coupe Deville alternator not charging.
4
128
 by Dp187
ccbrownkc
1983 Eldorado 4100 fuel pump changed - no power while in gear two days later
2
106
 by ccbrownkc
T
Could some send me a vacuum diagram of an 83 Eldo or Seville?
0
46
 by Truelygr8
Freakyfran3
305/350 swapping
8
359
 by TONY_C
H
Carnut, got it to work, Thanks !
3
783
 by fishnazi
C
I have a code 26 on an 84 SDV
5
1K
 by Submariner409
1991 cadi
1991 Deville coolant leak
1
152
 by SoCalESV
Caddy_Fife
ht4100 won't start after some work.
2
182
 by Caddy_Fife
85 caddy
1985 Eldorado Biarritz badge numbers
2
214
 by 1979 Eldorado
C
Misfire as soon as warm
3
178
 by cksnyder
ConnorVillines
What engine should I swap with the 1985 HT 4100 V8?
2
249
 by 1979 Eldorado
1
R033 Derm Incompatibility?
2
234
 by illumina
H
4.9L Injectors
2
22
2K
 by Doodles
Rocket350Seville
An actual and complete 4100-Olds350 swap
9
801
 by 1979 Eldorado
J
HT4100 intake gasket question
7
3K
 by the APEMAN
J
Stop Engine - Oil Light on 1988 4.5L V8
8
3K
 by the APEMAN
A
Understanding Fault Tree for E046 PCM Code
1
1K
 by GarnetRedBird
C
1995 Deville 4.9L pfi, looking for engine parts
1
283
 by Submariner409
L
Replace alternator on 4.9 seville 1991
3
1K
 by Sid-C69
T
1985 Eldorado 4.1 engine
5
3K
 by ELDORADO2K
E
1987 Deville 4.1 to 4.9 Conversion
2
33
21K
 by Enola525
W
Should i swap or replace my HT4100 4.1L RWD 1985 Fleetwood Brougham?
2
322
 by williamjosephsears
P
1985 fleetwood brougham heat wont work
0
140
 by Phil85fleetwood
R
84 cadillac eldorado ht4100 rough idle at acceleration
1
4K
 by Felipe Valentin
C
4.9 High NOx, Failed Smog, stumped and need help!
8
3K
 by dchavezo
smokuspollutus
Searching for 4.X parts...Can anyone help?
8
1K
 by smokuspollutus
G
heat issues!!!!
2
21
3K
 by Greenmachin77
S
1994 Deville High Idle
2
31
26K
 by Submariner409
B
What's so great about the 4.9 engine?
2 3
43
25K
 by Scaifecarlos85
B
4100 service now light
16
11K
 by Submariner409
8
Oil leak
1
257
 by the APEMAN
D
Bypass A.I.R. pump
1
2K
 by DemonCaddy
D
Boosting HT4100 Performance
2
32
29K
 by OldSoul1976
D
I want it to go faster
0
510
 by DennisArendt
HT4100 4.1, 4.5, 4.9 This forum is to discuss the newer aluminum block Cadillac engines.
34.8K posts
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