Vortec 4.2L I-6

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Mooseman
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FAQ: Vortec 4.2L I-6
Replies
1
Views
17K
Mooseman
Mooseman
Mooseman
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4.2L (LL8) DTC Engine Diagnostic Parameters
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3
Views
6K
TJBaker57
TJBaker57

Normal threads

S
PO442
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200
Views
5K
Stuntmanmike1977
S
T
P0016 Maybe VVT Gear Malfunctioning????
Replies
23
Views
584
Mike534x
Mike534x
T
2006 4.2 Long cranking some times
Replies
1
Views
116
Mooseman
Mooseman
S
Alternator difference between 2005 and 2007 TB
Replies
4
Views
201
santon
S
zaid3ssaf
Anyone know Hayden 8027739 fan clutch?
Replies
5
Views
245
Mike534x
Mike534x
F
TB EXT LT 2006 4.2 Engine Starter Motor Power Rating
Replies
13
Views
356
far eastan
F
U
SOLVED! U1000 U1016 no start no crank
Replies
5
Views
211
mrrsm
mrrsm
JayArr
P0135
Replies
35
Views
2K
JayArr
JayArr
B
NEED HELP Rear a.c blockoff kit
Replies
3
Views
198
Mooseman
Mooseman
H
Looking for a programmer that can disable SAIS codes for system removal
Replies
6
Views
339
hsapir
H
C
Troubleshooting rough running 4.2
Replies
4
Views
318
christo829
christo829
C
Only 3000 miles on oil, but One year old. Change filter too?
Replies
7
Views
407
Realism
Realism
felicie
Horn dose not work
Replies
13
Views
2K
Sqrly
Sqrly
C
OEM Thermostat Temperature
Replies
10
Views
451
Mike534x
Mike534x
movietvet
2002 TB running great
Replies
0
Views
249
movietvet
movietvet
J
Gas tank venting issues can't fill
Replies
15
Views
4K
johnny be good
J
G
NEED HELP 4.2 cylinder sleeve replacement
Replies
40
Views
3K
mrrsm
mrrsm
jmonica
O2 Sensor Recommendation please?
Replies
8
Views
602
jmonica
jmonica
S
2005 TB 4.2L engine noise
Replies
10
Views
1K
azswiss
azswiss
S
Heat shield
Replies
2
Views
441
Mooseman
Mooseman
W
4.2 xuv water pump and coolant
Replies
7
Views
526
WookieeUK
W
C
Electric oil pressure gauge or true oil pressure gauge?
Replies
3
Views
459
mrrsm
mrrsm
rolo95
NEED HELP 2002 tb Oil leak spilling in to the belt
Replies
11
Views
733
Mooseman
Mooseman
Nvarela64
SOLVED! Low oil pressure 4.2L
Replies
54
Views
12K
Mooseman
Mooseman
C
Interesting 4.2 GM video
Replies
0
Views
482
c good
C
D
Air box mod
Replies
19
Views
11K
Blckshdw
Blckshdw
R
2004 trailblazer no crank no start
Replies
8
Views
914
Mooseman
Mooseman
T
part number search: rubber plug for flexplate bolt access hole
Replies
2
Views
283
mrrsm
mrrsm
K
yet another lovely 4.2l valve tick
Replies
56
Views
32K
mrrsm
mrrsm
gmcman
What tool to compress valve springs
Replies
14
Views
5K
mrrsm
mrrsm
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