Vortec 4.2L I-6

C
Should I get a "back up" PCM now?
Replies
2
Views
1K
c good
C
T
05 TB EXT - Service 4WD light on - No 4WD
Replies
18
Views
2K
TollKeeper
TollKeeper
B
No vacumm at all
Replies
19
Views
1K
Mooseman
Mooseman
LordBear
baffled with engine miss and over heating
Replies
3
Views
1K
Mooseman
Mooseman
S
How old is too old
Replies
5
Views
1K
flyboy2610
flyboy2610
rolo95
TB 2002 heater quick disconnect part numbers
Replies
3
Views
1K
Mooseman
Mooseman
C
Low Oil Pressure reading?
Replies
22
Views
2K
TJBaker57
TJBaker57
H
NEED HELP Fuel Pressure regulator location
Replies
19
Views
2K
Harut
H
W
P2440 and P0411, Secondary Air Injection
Replies
7
Views
3K
wormwood1978
W
yazan
P0014 P0017 P0480
Replies
5
Views
1K
Mooseman
Mooseman
W
2004 envoy xuv 4.2l suddenly wont start but cranks
Replies
8
Views
1K
c good
C
A
Limited throttle
Replies
0
Views
889
ALS23
A
L
SOLVED! 04 TB LS engine r&r security light solid no crank
Replies
30
Views
2K
fixit
F
S
HVAC Blend door actuator malfunction
Replies
4
Views
1K
sweettsinger
S
Elizabetty
SOLVED! Oil on connectors normal over time or signify problem?
Replies
17
Views
3K
Elizabetty
Elizabetty
R
P0306
Replies
17
Views
955
mrrsm
mrrsm
Elizabetty
SOLVED! IAT sensor
Replies
16
Views
2K
movietvet
movietvet
manoftheearth
'05 GMC ENVOY TPS throttle issues
Replies
57
Views
4K
manoftheearth
manoftheearth
Elizabetty
SOLVED! Coolant reservoir cap has me feeling stupid
Replies
11
Views
5K
Mooseman
Mooseman
Dmflash
P0442 small evap leak
Replies
8
Views
913
Dmflash
Dmflash
Elizabetty
SOLVED! Fuel pressure regulator bolts
Replies
7
Views
921
Elizabetty
Elizabetty
Elizabetty
Disconnected ground? (pic)
Replies
7
Views
1K
movietvet
movietvet
Elizabetty
Two missing bolts? (Pics)
Replies
2
Views
1K
Elizabetty
Elizabetty
E
NEED HELP Envoy Parasitic battery drain
Replies
1
Views
760
Mooseman
Mooseman
808
Atlas 4.2L LL8 Exhaust Camshaft Position Actuator - (CMP) Sensor - VVT Cam Phaser - DIAGNOSIS/BENCH TEST/FINAL INSTALL ORIENTATION
Replies
4
Views
3K
808
808
Elizabetty
SOLVED! Battery needle hangs then jumps but everything fine?
Replies
8
Views
987
Elizabetty
Elizabetty
808
Atlas 4.2L LL8 Timing-Bare-Bones-Bulletproof-Cyclopedic-Set&Reset
Replies
3
Views
930
808
808
808
SOLVED! Pinging/clacking from engine
Replies
22
Views
2K
c good
C
Elizabetty
SOLVED! Water pump oil and other oil
Replies
9
Views
1K
Mooseman
Mooseman
Elizabetty
Fan clutch bearing? Assembly? Shaft?
Replies
9
Views
1K
Elizabetty
Elizabetty
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