Vortec 4.2L I-6

Chickenhawk
New coil pack - how to avoid snapping off the bolt?
Replies
9
Views
1K
Chickenhawk
Chickenhawk
R
2007 engine into 2002 with ecu swap.
Replies
14
Views
3K
Mooseman
Mooseman
B
NEED HELP Belt Squeal Diagnosis
Replies
14
Views
1K
benjaminblazer
B
B
what is the meaning of this data... cam phaser
Replies
6
Views
890
budwich
B
Mooseman
Very Slight Miss at Idle
Replies
63
Views
16K
Mooseman
Mooseman
B
PO171 and PO172??
Replies
22
Views
2K
benjaminblazer
B
S
Steering wheel mod
Replies
2
Views
660
Stuntmanmike1977
S
Sqrly
How to do a fuel pressure leak down test on a 2004 4.2 i6?
Replies
5
Views
772
TJBaker57
TJBaker57
P
Tackling issues
Replies
8
Views
872
patrickd
P
C
Finally Adding an oil pressure gauge. Should I get one that also gives me oil temp?
Replies
6
Views
1K
c good
C
C
Valvoline Restore and Protect? Worth a try?
Replies
4
Views
2K
c good
C
R
Governor speed limit
Replies
8
Views
878
Mooseman
Mooseman
Alec Venable
Valve cover gaskets...need some input. (2003 GMC Envoy XL 4.2L)
Replies
17
Views
3K
Alec Venable
Alec Venable
D
Anybody interested in a 1000 hp 4.2L project
Replies
2
Views
761
Mooseman
Mooseman
A
NEED HELP Light Rumble...
Replies
21
Views
2K
mrrsm
mrrsm
M
Throttle body backprobing
Replies
3
Views
762
mrrsm
mrrsm
doctor al
New driving issue reared it's head
Replies
11
Views
993
Mooseman
Mooseman
M
Issues starting, coolant gauge not reading.
Replies
5
Views
718
Mooseman
Mooseman
C
Toque specs for Rear Diff Cover?
Replies
2
Views
628
c good
C
T
SOLVED! 4.2L LL8 Harmonic Balancer Removal/Installation
Replies
25
Views
14K
TJBaker57
TJBaker57
gmcman
What size threads or adapter to check oil pressure at sending unit
Replies
23
Views
67K
Djhall
D
M
4.2L running hot under load
Replies
29
Views
2K
mrwhipper
M
M
LOUD BUZZING FROM UNDER THE HOOD
Replies
2
Views
872
Mooseman
Mooseman
Petnatcar
SMELL OF GAS AFTER DRIVING 2005 4.2L 6
Replies
9
Views
1K
Mooseman
Mooseman
S
repair TCC valve or HPtuners?
Replies
1
Views
601
Mooseman
Mooseman
G
NEED HELP 4.2 cylinder sleeve replacement
Replies
44
Views
6K
mrrsm
mrrsm
S
PO442
Replies
204
Views
12K
Stuntmanmike1977
S
T
SOLVED! P0016 Maybe VVT Gear Malfunctioning????
Replies
27
Views
3K
TheOneBlazer
T
C
Fuse box removal..what is next step?.
Replies
3
Views
642
Camdo
C
C
May have found part of my electrical gremlins.
Replies
3
Views
455
c good
C
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