Engine & Drivetrain

Repairs, tuning, modifications, & maintenance.

Vortec 4.2L I-6

Threads
1,964
Messages
30,057
Threads
1,964
Messages
30,057
what will I have to do to use an 07 4.2 liter engine in my 05 trailblazer

Drivetrain

Threads
830
Messages
10,199
Threads
830
Messages
10,199
REPLACING RUSTY TRANSMISSION LINES with Russell Hose and Hose ends

Vortec 5.3L V8

Threads
284
Messages
3,512
Threads
284
Messages
3,512
I disconnected the sensor on the brake booster!
  • MRRSM

LS2 6.0L V8

Threads
35
Messages
768
Threads
35
Messages
768
Tb SS transmission replacement.
Petnatcar
Transmission Shift Cable
Replies
6
Views
78
Petnatcar
Petnatcar
K&N INTAKE SYSTEM for 4.2 engine
Replies
8
Views
73
Petnatcar
C-ya
NEED HELP Binding/grinding/thumping sound in reverse with hard right turn
Replies
2
Views
40
C-ya
D
Head gasket replacement? Oil in coolant...
Replies
27
Views
340
Reprise
psa55
P0300 - where to start
Replies
12
Views
198
Mooseman
Mooseman
Do diff covers work or are they just bling?
Replies
6
Views
114
Capote
D
2005 Trailblazer Stalls 4.2L I6
Replies
16
Views
229
MRRSM
dna59
NEED HELP Exhaust question
Replies
6
Views
119
dna59
G
SOLVED! 04 Trailblazer battery light issue
Replies
4
Views
100
gica
Blackstar
P0302: Cylinder 2 misfire deteced.
Replies
11
Views
205
Blackstar
J
No crank no start
Replies
3
Views
63
MRRSM
AzTruckGuy
Radio fuse causes engine gauges to go off?
Replies
22
Views
433
paul2005tb
R
NEED HELP ABS Light, Low Oil Pressure, Engine cut off
Replies
4
Views
122
Mooseman
dna59
Transmission advice/insight needed
Replies
12
Views
259
Chickenhawk
Mikefred7370
NEED HELP 2006 TrailBlazer "Crank no start"
Replies
14
Views
195
Mikefred7370
S
NEED HELP 2006 9-7x Transmission issues.
Replies
4
Views
165
SaabNoob
F
P0016 code
Replies
19
Views
270
MRRSM
D
2004 Envoy will not go pass 15 miles.
Replies
8
Views
210
MRRSM
T
I have a P0014 & P0526 and questions !
Replies
9
Views
204
tcurlee
J
4.2L engine issues
Replies
9
Views
236
Jumbie65
J
P0172, 900rpm idle after adding over 15gl 2003 Envoy XL
Replies
6
Views
282
MRRSM
K
Rear ac block
Replies
9
Views
223
C-ya
CajunWon
O2 Sensor: bank 1 sensor 1 access
Replies
3
Views
142
CajunWon
K
2004 Envoy SLT Code P0016
Replies
6
Views
189
Mooseman
CajunWon
PCM not checking O2 Sensors after replacing one
Replies
6
Views
176
CajunWon
P
Trans Fluid on back wheel
Replies
6
Views
203
Mounce
K
heating
Replies
6
Views
144
ko66
MRRSM
Five Part Video Series on GM 4.2L Oil Pick-Up Tube R&R
Replies
5
Views
166
MRRSM
Charles Austin Miller
Where to find ignition coil harness for 2005 TB 6 cyl
Replies
4
Views
105
Charles Austin Miller
MRRSM
ENGINE SWAP: 2004 for 2002 GM ATLAS 4.2L MOTOR
2 3 4
Replies
154
Views
9,466
MRRSM
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