Vortec 4.2L I-6

Mooseman
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FAQ: Vortec 4.2L I-6
Replies
1
Views
7K
Mooseman
Mooseman
Mooseman
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4.2L (LL8) DTC Engine Diagnostic Parameters
Replies
3
Views
2K
TJBaker57
TJBaker57
D
Cranks but won't start
3 4 5 6 7
Replies
255
Views
13K
MRRSM
MRRSM
T
NEED HELP Best way to lock flywheel for harmonic balancer replacement.
Replies
12
Views
93
MRRSM
MRRSM
jmonica
Need advice please on RTV
Replies
11
Views
275
jmonica
jmonica
Z
NEED HELP 05 Trailblazer Fuel Gauge Problem. Bad PCM?
Replies
22
Views
211
Zmoney
Z
limequat
Corvette PWM Fans?
Replies
6
Views
116
Mooseman
Mooseman
T
NEED HELP VVT Oiling
Replies
14
Views
246
Mooseman
Mooseman
J
Gas tank venting issues can't fill
Replies
14
Views
418
johnny be good
J
John Koda
No movement any gears
2
Replies
55
Views
1K
John Koda
John Koda
G
04 TB temperature needle drifts to the right when going up a hill
2 3 4
Replies
125
Views
4K
Mooseman
Mooseman
M
Cruise control issues (am I in the right forum?)
Replies
12
Views
465
limequat
limequat
jmonica
Strange cooling behavior?
Replies
6
Views
181
jmonica
jmonica
N
2004 trailblazer no crank not start shifter stuck in park
Replies
4
Views
703
Mooseman
Mooseman
jmonica
Sluggish-ness
Replies
6
Views
236
aaserv
aaserv
A
Crank shaft seal leaking
Replies
1
Views
122
aaserv
aaserv
M
NEED HELP fuel smell—-I changed almost everything
Replies
11
Views
282
Mooseman
Mooseman
T
Hard Start Followed by Shifting Problems
Replies
0
Views
99
TrailBlaz05
T
jmonica
What to wrap? If anything?
Replies
3
Views
369
jmonica
jmonica
Dubchevy74
Multiple P codes
Replies
2
Views
157
aaserv
aaserv
B
SOLVED! Trailblazer running Horrible after alternator replacement
Replies
11
Views
443
BillVear
B
R
P0455 followed by P0496
Replies
3
Views
311
jhenry999
J
J
My 04 ENVOY 4.2 sounds like an old man getting up in the morning
Replies
14
Views
575
jhenry999
J
C
Possible clogged/dirty injector causing P0300 Random Misfire?
Replies
12
Views
440
Mooseman
Mooseman
G
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04 Trailblazer 2x4 noise while driving
Replies
12
Views
423
Mooseman
Mooseman
bobo52
NEED HELP overheating 2002 TB EXT
Replies
16
Views
418
bobo52
bobo52
R
ARP hardware for the LL8
Replies
1
Views
200
JayArr
JayArr
M
Vacuum at FPR?
Replies
7
Views
305
gmcman
gmcman
6716
New plugs fixed my transmission and evap leak
Replies
1
Views
235
Mooseman
Mooseman
6716
I may have found the source of the misfire
Replies
8
Views
301
6716
6716
M
AC problem - yet another electrical gremlin?
Replies
7
Views
287
Maverickxeo
M
zaid3ssaf
Clunking noise on light acceleration
Replies
6
Views
229
Mooseman
Mooseman
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