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01-04.5 LB7 Duramax Powertrain

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Sticky LB7 Torque Specs
2
25
189K
 by Area 51
Sticky Special Policy 04039C
2 3
40
47K
 by mray
Sticky LB7 Headgasket parts listing
16
20K
 by cs641
Sticky Read Before Posting Please
0
16K
 by Durallymax
Another start then die under load
1
107
 by Justintime3
Trans issues
0
58
 by Ktcountryboy
LB7 major oil leak after turbo install
3
156
 by lukematyas
Lb7 cam sensor code p0341
3
2K
 by SilverBoat11
Starter won't stop grinding. 03 lb7
1
155
 by Ron Nielson
New Transmission Jerks & Clunks 50% Of The Time When Coasting/Braking To A Stop.
5
256
 by lb7o3
Randomly shutting off 2011
1
85
 by NicNoe
2002 2500hd LB7 not starting
1
154
 by DMAXfirefighter
Lb7 cp3 return
3
118
 by DMAXfirefighter
Lml duramax deleted def.can I run a tuner.?
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N/A
No start condition, no fuel rail pressure, impossible to prime.
5
201
 by randman37
No injector hold down buttons
1
123
 by DMAXfirefighter
P0101 on startup
4
200
 by Steve_925
03 gmc duramax keeps stalling out repeatedly after waiting for 15 mins
5
65
 by Buschman
Bent Frame ?
1
115
 by DMAXfirefighter
WHISTLE IN CAB AFTER REPLACING HYDROBOOST
12
272
 by BOWTIE67
How many miles are on your LB7?
33 34 35
681
128K
 by BOWTIE67
Injector #2 reads 15
1
65
 by Ron Nielson
Injector #2 reading 15
0
54
 by Jake449
Leaking coolant since motor build issue
2
75
 by stevewaclo
Stuck in 4high
2
205
 by DMAXfirefighter
White smoke.....again.
8
1K
 by BOWTIE67
Used sac45 nozzles-should I buy?
3
264
 by [email protected]
Coolant leak that appeared to be head gasket
6
3K
 by long-time-dmax
2002 LB7 114K Miles - - Do I Need Injectors?
12
711
 by Jeffv2003
Fuel rail pressure spike when coasting
1
128
 by stevewaclo
03 Duramax cranks, with no start when Hot.
4
756
 by stevewaclo
Codes, electrical issues and more after injector replacement
11
430
 by chozobody
Clogged Injector or False Reading?
3
434
 by blazenabel
Inj #4 no fire
5
835
 by blazenabel
Crank no start
9
501
 by ChevyCowboy2013
01 LB7 harsh 5-4 downshift after rebuild
2
161
 by Jwaggonersr
LB7_Duramax_6.6 Full restoration Build thread
2
24
2K
 by carbon fibr
4th Hydroboost Replacement
3
106
 by jake111
4WD won’t switch to 4hi or 2wd
3
199
 by Thebiggids
01-04.5 LB7 Duramax Powertrain Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission, Etc.
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