Engine & Drivetrain

Repairs, tuning, modifications, & maintenance.

Vortec 4.2L I-6

Threads
1,985
Messages
30,342
Threads
1,985
Messages
30,342
2005 tb wheres the filter????

Drivetrain

Threads
839
Messages
10,283
Threads
839
Messages
10,283
A4WD ... bang when it catches ??

Vortec 5.3L V8

Threads
286
Messages
3,534
Threads
286
Messages
3,534
How to fix collapsed lifter on DOD/AFM easier

LS2 6.0L V8

Threads
35
Messages
768
Threads
35
Messages
768
Tb SS transmission replacement.
SpeedUp
Found oil leak when changing thermostat
Replies
2
Views
75
SpeedUp
T
I have a P0014 & P0526 and questions !
Replies
13
Views
319
tcurlee
N
Novice Attempting TC & Disconnect Service, Help?
Replies
38
Views
370
Mooseman
mika
Code P1345
Replies
4
Views
47
Mooseman
Tbluvr
NEED HELP 05 trailblazer tranny no noise or nothing
Replies
1
Views
36
Mooseman
SpeedUp
Temperature gauge not working
Replies
7
Views
183
Matt
MikeT
Trailblazer shuts off out of nowhere
Replies
8
Views
194
MikeT
Mooseman
Do diff covers work or are they just bling?
Replies
21
Views
445
Sparky
JOE60ISH
2007 Trailblazer SS starting issues
Replies
4
Views
112
JOE60ISH
T
Liftmeister Page Dead??
Replies
12
Views
144
HARDTRAILZ
snoozer
New fan clutch installed. Have a question
Replies
27
Views
1,308
David Mellado
Ghost
Straight 6 vs v8 trailblazer EXT
Replies
14
Views
5,066
limequat
J
Transmission problems on gmc envoy
Replies
4
Views
146
John in RI
mark'stb
4wd disconnect axle
Replies
2
Views
105
mark'stb
S
Removing the fuse box
Replies
1
Views
74
Blckshdw
C-ya
NEED HELP Binding/grinding/thumping sound in reverse with hard right turn
Replies
5
Views
175
Sparky
Petnatcar
REAR BRAKES on a 2005 TB
Replies
6
Views
129
Petnatcar
02TrlBlazer
Engine Cooling Issues (MY problem doesn't match any of the other forums issues/answers)
Replies
2
Views
132
Mooseman
J
Buick Rainier awd np126 need help
Replies
1
Views
76
Mooseman
Petnatcar
LEAK AROUND WINDSHIELD
Replies
4
Views
108
Mounce
Blackstar
P0302: Cylinder 2 misfire deteced.
Replies
21
Views
391
Mooseman
SpeedUp
What year TB 4L60Es are compatible with each other?
Replies
17
Views
374
Mooseman
D
Head gasket replacement? Oil in coolant...
Replies
30
Views
525
JayArr
psa55
P0300 - where to start
Replies
17
Views
411
Tdub
Petnatcar
Transmission Shift Cable
Replies
6
Views
183
Petnatcar
Petnatcar
K&N INTAKE SYSTEM for 4.2 engine
Replies
8
Views
185
Petnatcar
D
2005 Trailblazer Stalls 4.2L I6
Replies
16
Views
345
MRRSM
dna59
NEED HELP Exhaust question
Replies
6
Views
184
dna59
G
SOLVED! 04 Trailblazer battery light issue
Replies
4
Views
157
gica
J
No crank no start
Replies
3
Views
116
MRRSM
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