01-04.5 LB7 Duramax Powertrain [Archive] - Chevy and GMC Duramax Diesel Forum

: 01-04.5 LB7 Duramax Powertrain


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  1. LB7 sputters, won't rev past 2k. At a loss here
  2. Strange problem. Can't get a strait awnser.
  3. Looking to buy used engine
  4. Injector testing.
  5. Torque Pro wont connect to ecu on lb7
  6. second oppinions
  7. Has anyone seen an injector leak like this?
  8. 02 LB7 Power issues
  9. fuel system shot
  10. Getting ready to do injectors couples ?'s
  11. 02 lb7 fuel in oil pan.
  12. Help..Engine kills power during burnout
  13. 5 quarts of oil in an LB7
  14. Dealership TECH II test for injector flow rate...
  15. Still Lopey Idle after New FPR? Im Lost.
  16. Lb7 smoking from oil fill
  17. 2002 With Only 80K Looking to buy need help!
  18. coolant smell in exhaust and loosing coolant
  19. Fuel Leak Passenger Side Rail?
  20. Using oil not sure where its going
  21. Priming 2004 LB7 fuel system
  22. Crank bearings due to injector wash out
  23. Starting issue
  24. Intercooler boot?
  25. Injector R&R 1st time on Dmax
  26. How to clean/quiet LB7 injectors?
  27. Injectors
  28. Lb7 p0087, white smoke, no power
  29. Which Wheels
  30. Low Oil Pressure - Crankcase full of diesel (Not Injectors)
  31. Looking for a clean LB7 complete engine.
  32. Just FYI
  33. HELP! HELP! Broke screw need to move tomorrow
  34. EGR not ready during emission test
  35. Weird noise
  36. Coolant bypass pipe
  37. Got a "Service 4wd" message today and Air Conditioner stopped working..
  38. 4wd not working
  39. lb7 idle hicup
  40. Intake Question
  41. Bad fuel and lines?
  42. Truck wont start after communication code?
  43. Lift Pump vs. Added Filtration
  44. Need help/thoughts on possible exhaust leak?
  45. Lb7 leaking fuel
  46. Injectors on robs tunes
  47. Lb7 surging after new fpr
  48. Help please I'm waiting to put together
  49. Noisy turbo
  50. What settings
  51. Injector cores
  52. Strange AC issue
  53. Lack of power while towing
  54. LB7 hard shift from park to reverse and drive!
  55. Another injector thread
  56. High pressure line leaking
  57. ABS Light
  58. Can't find an LLY, look into an LB7?
  59. New bottom-end rebuild
  60. Injector cores? what are they worth
  61. Could Ya Do It
  62. Glow plug controllers?
  63. 02 lb7 hose replacement
  64. Bad INJECTOR or bad fuel?
  65. Scamatic of wiring to the injectors.
  66. Fpr problem?
  67. Fuel Rail issue
  68. Injector help
  69. Coolant pressure after head gaskets replaced?
  70. lie to me
  71. Got a Question
  72. Sudden Problem?
  73. Noob turbo question
  74. Head gasket sequence
  75. DTC codes
  76. transfer case jumping out of gear
  77. Smoke and Codes
  78. Idle Surge - Fuel Pressure Regulator?
  79. antifreeze in oil
  80. Rattling noise
  81. 01 lb7 what would you guys pay for it?
  82. block heater
  83. Injector Issue LB7
  84. EGT running hotter than Normal
  85. No start
  86. LB7 sputtering under load
  87. Choosing a block for motor build
  88. Potential injector issue?
  89. Front end hum and shudder
  90. hazing! need help!
  91. rough idle when warm.
  92. First DMax and what to look for?
  93. Replaced injectors, air dog, plugs, tune but...
  94. Battery Not Charging odd issue
  95. LB7 Injector
  96. Whata think ?
  97. Light smoke hazing at idle
  98. Broken glow plug
  99. 04 lb7 smoke smoke smoke!!
  100. Who thinks this might cause massive injector leaks?
  101. A sluggish acceleration problem fixed...
  102. Need Advice on Injectors
  103. I need help
  104. Electrical Issue After Alignment
  105. White haze at idle
  106. airbag light flashing
  107. Power Steering Question
  108. 4x4 Selector switch
  109. Brand new crankshaft needed
  110. Trans throwing code
  111. Power Lag
  112. puff of white smoke on start up
  113. My truck my be haunted
  114. Help please!!!!!
  115. Humming going on, not sure what it is!
  116. help please!
  117. trans and transfer case leaking and clunking!
  118. throwing belt off at crank and fan pulleys
  119. A Puzzle ?
  120. All back together and no start!!
  121. Lb7 heads
  122. P0400 EGR code on a Federal Truck.. WTF???
  123. Help with codes
  124. Battery's ??
  125. Cali lb7 Tons of white/grey smoke, injectors balance in specs
  126. Drivetrain loss calculations
  127. Help
  128. Stranded
  129. p0203 after injector change
  130. LB7 runs hot under load
  131. Lb7 crank thrust washers
  132. Stalling & PO1093
  133. please help, I just got my first duramax and I've run into my first major problem alr
  134. Turbo prob?? Bad smell
  135. bottom end parts?
  136. HELP! Leaf spring shackle bolts
  137. Looking at a duramax.
  138. Help on studs ASAP
  139. Duramax Crank question
  140. Accurate Diesels Ltd!!
  141. LB7 return rate check
  142. 2004 LB7 Turbo issue, I hope. . .
  143. Time to change fuel filters. what can I cross reference my FASS filters over to?
  144. over 2000 rpm no power
  145. First diesel injector questions
  146. Code P0093 anyone know this one
  147. have PO 340 truck want start
  148. Lb7 CCSB "crackles" on take off and left of
  149. Runaway duramax, rebuild or replace.
  150. lb7 lbz
  151. Water in fuel on display
  152. no oil pressure
  153. New FPR Humming/Buzzing
  154. Weight
  155. 2002 lb7 power loss on hills, towing and highway
  156. 02 LB7 starts smoking and knocking after engine runs for awhile and warms up
  157. Best fuel filter system
  158. lost all power to everything
  159. Getting to know this used '04
  160. removing my edge juice w/ attitude question
  161. Oil leak
  162. Need USA owner to help UK owner get turbo install kit here
  163. turbo questions
  164. 2004 duramax
  165. Wastegate diaphram stoke
  166. Help sensor identification
  167. Hard cold start, no warm start!
  168. 2003 lb7 smoking from vent tube
  169. Black smoke and new injectors...
  170. CV Boot let go..
  171. Accidently ran Bio diesel
  172. What a Difference
  173. Duramax cranks but won't start.
  174. To buy or not to buy?
  175. Fire out the tailpipe x 10 runaway Duramax
  176. is a 03 lb7 worth buying?
  177. code 0087
  178. Fuel water separator
  179. Newbie with questions
  180. White smoke and a weird thud while braking
  181. Injector Job in So Cal
  182. lb7 injector problems on 6&8
  183. Fueling issue?
  184. Cheapest best quaility injectors?
  185. no start 03 duramax and I'm stumped
  186. Engine Heating Up
  187. Normal trans temps?? Brand new trans running 190/200
  188. Looking at buying an 04.5
  189. Looking at buying an 04.5
  190. new to me lb7!
  191. LB7 Question
  192. Gas was put in my truck. HELP
  193. Need help diagnosing P0192 code
  194. Low Fuel Pressure at WOT
  195. Transmission whine.
  196. O3 chevy 6.6 2500 4x4
  197. New Pickup, 500 mile/15 day warranty, What all do I check?
  198. What is the TQ rating on our Allison transmissions, how strong are they?
  199. Up pipe bolts
  200. Engine oil dipstick relocation?
  201. P0102 mad dtc? 2001 lb7 zf6
  202. When its HOT its HOT
  203. Starting problems
  204. Injector Help
  205. Silverado LHD to RHD
  206. Hazing and loss of power
  207. 255k LB7 in Texas
  208. New Thermostats, Now Hotter
  209. Fighting an engine overboost problem- Found the culprit I believe but need help with
  210. I Want my truck to be stupid fast
  211. injector question
  212. Just interested :)
  213. Will lly or lbz heads work on an lb7?
  214. Need help! Truck runs rough!
  215. lb7 leaking fuel from cp3
  216. 04 DMax
  217. Need help diagnosing LB7 fuel system.
  218. Need lb7 help
  219. stuck in limp mode
  220. Globe Arizona Blown Head Gaskets
  221. What should I pay for this lb7?
  222. Half Full Fuel Filter?!?
  223. What's that paint for?
  224. What's that paint for?
  225. limp mode
  226. Dmax troubles
  227. Oil change!
  228. 2003 chev 2500 duramax won't move in drive
  229. Long Crank time issue
  230. White smoke at idle
  231. Headgaskets which one
  232. Intercooler pipe
  233. Ok, now I'm worried
  234. help
  235. Possible injection issue AGAIN!!
  236. Replaced Injector, no Fuel out of the Rail.
  237. Another Smoker
  238. Oil Lose ?
  239. abs / brake issue
  240. SMOKING!!! Glow Plug Controller wires after refit HELP
  241. HELP! where is this coming from.
  242. what else to do while doing injectors?
  243. 04 lb7 died while driving no restart
  244. wont start with valve covers off
  245. What Size ?
  246. lb7 no 12v power anywhere
  247. Power ideas
  248. ANY HELP in NIAGRA FALLS area??
  249. LB7 fuel issues
  250. Best way to change fuel filters with FASS?

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