Engine & Drivetrain

Repairs, tuning, modifications, & maintenance.

Vortec 4.2L I-6 New

2.5K
38.9K
Threads
2.5K
Posts
38.9K
Sqrly
Horn dose not work
  • Sqrly

Drivetrain New

1.1K
13.3K
Threads
1.1K
Posts
13.3K
filthyfingers
NEED HELP Tranny slipping and surging. 4WD switch flashing

Vortec 5.3L V8 New

393
5.2K
Threads
393
Posts
5.2K
christo829
Rate this Used Airfilter

LS2 6.0L V8

40
839
Threads
40
Posts
839
H
Cylinder 6 Misfire Mystery
gmcman
"Service 4WD" after front disconnect install
Replies
7
Views
1K
bfairweath
B
K
#1 cylinder not firing
Replies
10
Views
6K
krazykrames
K
6716
$1700 A/C quote to replace the evaporator under the dash
Replies
16
Views
2K
6716
6716
C
'04 envoy "hums/whines" in 4wd
Replies
16
Views
3K
rcam81
rcam81
M
'06 Envoy 4.2: Crank but will not start
Replies
21
Views
13K
PProph
PProph
1
02 Bravada a/c compressor noise?
Replies
4
Views
1K
meerschm
meerschm
A
02 envoy shutting off help!!
Replies
9
Views
1K
Abkc
A
S
02 envoy Transmission
Replies
13
Views
2K
Reprise
Reprise
danger
02 I6 no start help
Replies
76
Views
4K
IllogicTC
IllogicTC
gruvedaddy
02 TB SES Light on with 10 Codes
Replies
10
Views
2K
gruvedaddy
gruvedaddy
P
02 Trailblazer 4 wheel drive problem
Replies
13
Views
4K
Paul1958
P
S
02 trailblazer 4wd issues
Replies
9
Views
1K
The_Roadie
The_Roadie
M
02 trailblazer ext front and rear wiper issues
Replies
3
Views
1K
The_Roadie
The_Roadie
SmokeyMcBlazer
NEED HELP 02 Trailblazer Transmission Replacement Issues [Solved]
Replies
7
Views
2K
Mooseman
Mooseman
F
03 Envoy cranks but will not start
Replies
11
Views
10K
IllogicTC
IllogicTC
L
03 Envoy rattling in 2HI over 40mph
Replies
29
Views
3K
lschafroth
L
C
03 GMC Envoy 4.2L - Misfire- Replaced Spark Plugs now Engine knocking
Replies
3
Views
7K
Mooseman
Mooseman
redline customs
NEED HELP 03 sounds like its "dieseling"
Replies
22
Views
5K
mrrsm
mrrsm
Bobbi wells
03 trailblazer cranks but wont start
Replies
13
Views
11K
Denalli69
D
M
03 Trailblazer No crank, No start
Replies
2
Views
483
Mrautoserv72
M
0
04 Chevy Trailblazer
Replies
34
Views
2K
04TBowner
0
A
04 Chevy Trailblazer LT Rattle coming from passenger side
Replies
11
Views
4K
Mooseman
Mooseman
M
04 Envoy 4x4 lo won't disengage
Replies
7
Views
2K
BRomanJr
B
E
04 into 07 engine swap
Replies
1
Views
561
Mooseman
Mooseman
04trailblazer1991
04 tb 4.2 rough jolt when start or turn off.
Replies
12
Views
1K
04trailblazer1991
04trailblazer1991
G
04 TB EXT 4x4 problem. Same problem, but a couple other questions
Replies
31
Views
2K
freek245
F
G
SOLVED! 04 Trailblazer battery light issue
Replies
5
Views
4K
Hlewz3
H
R
04 trailblazer stalling
Replies
6
Views
2K
Rhino
R
V
04 Trailer Blazer gushing coolant
Replies
11
Views
1K
villawolf01
V
M
05 buick rainier
Replies
7
Views
1K
The_Roadie
The_Roadie
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