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

: 01-04.5 LB7 Duramax Powertrain



  1. LB7 Hard crank, rough idle, puts out randomly
  2. LB7 Help Please!!!!!
  3. P0107 help
  4. Transfer Case assembly
  5. 01 lb7 dies at 1500rpms
  6. Gp Sorensen reman injectors???
  7. New lb7 owner fuel system issues
  8. Limp mode again!!
  9. new cp3 bad?
  10. Edge Cts injector balance rates ?
  11. Water under valve covers
  12. Oil pressure going down
  13. Should I buy it for $8K? 109K miles
  14. 03 duramax lb7
  15. 03 2500hd lb7 won't start
  16. Broken axle housing/spindle. Help!
  17. head gasket?? Maybe
  18. What tranny lines to use?
  19. 03 leaking antifreeze
  20. won't start hot
  21. Tranny limp mode
  22. 2001 shutting off an not starting
  23. Dreaded P0380 after replacing Glow Plug Controller
  24. Ecm problem
  25. In search of transmission rebuilder near Delaware
  26. Cracked flex plate?
  27. Daily Driver, 224k miles, 03 Chevy Duramax for 9.5k. Worth?
  28. How to install upper oil pan
  29. Fuel Rail leak
  30. Limp mode!!!
  31. 263 Transfer Case Gasket
  32. 01 LB7 Alternator/Charging Issues
  33. P0101 MAF Sensor Circuit...With New MAF SENSOR
  34. Huge Fuel Leak
  35. Fuel in oil, after injector swap
  36. If you have time to Help, I could use some imput
  37. Diesel in oil. Very wet oil 2001 LB7 duramax
  38. Lb7 cal to fed emissions no start
  39. Low rail pressure & no start on lb7 duramax
  40. p1093 and p0087
  41. Help Please
  42. NICKTANE adapter question 2003 Lb7
  43. Oil Pressure ?
  44. diagnostic tool
  45. NICKTANE adapter question
  46. LB7 Lagging
  47. LB7 nsbu switch issue
  48. Lds vs gm?
  49. lb7 range shift inhibited
  50. LB7 lost in the sauce
  51. 03 lb7 noise help!!
  52. LB7 Injector testing
  53. Water pump?
  54. 4wd indicator in 4 low
  55. Valve train noise??
  56. need help!!
  57. Swappable parts from lb7 to lmm
  58. Lb7 cam sensor code p0341
  59. tail light problems on my flat bed
  60. Repower LBZ
  61. Injector cleaning help
  62. Dead pedal 03 duramax
  63. Possible stuck piston
  64. How warm should engine be to drive ?
  65. Aux fuel filter ?
  66. Time for a Lift Pump... Which Do I Get?
  67. How much boost ?
  68. Boost how much?
  69. 0651 0237 2228 codes on 03 duramax
  70. 03 lb7 exhaust question
  71. Liftpump needed??
  72. passenger side knock and metal in oil..
  73. High idle
  74. Lite blue smoke from tailpipe
  75. My old injector
  76. Please don't be be injectors...
  77. Rail pressure
  78. Taillight help, I'm lost
  79. DTC U1800? and other codes
  80. 03 dmax unknown driver - won't run
  81. Allison Transmission Temps
  82. Just need another opinion.
  83. 4 wheel drive question
  84. Anybody know 2004 2500hd lb7
  85. help! I just want my truck done! :(
  86. CP3, injectors what else is there?
  87. No start..no shift indicator..no glow plug lights..no ODBII info
  88. 03 durmax wont start
  89. Injectors....again
  90. Transmission ???
  91. lb7 EGR vacuum lines help
  92. Engine not holding oil?????
  93. Help!!
  94. MAP sensor help
  95. Bad app sensor??
  96. LB7 knocking and smoking
  97. Pcv valve and hose
  98. Ticking only when truck is warm!?
  99. Replacing my injectors and truck won't start
  100. Fass titanium
  101. Mileage on replacement injectors
  102. Priming Fuel
  103. Cylinder Compression-- injector Balance
  104. Popping in Front End
  105. Fleetguard Fuel Filters
  106. LB7 coolant temp concern
  107. Need some info on the fuel cooler
  108. Fiqure it out !-Stumped
  109. 2001 duramax transfer case and transmission
  110. Lb7 oil leak
  111. Engine failure
  112. White smoke..sometimes
  113. Coolant leak issue
  114. exhuast leak?
  115. Troubleshooting Cali Emissions Glow Plugs
  116. SAC Injector questions
  117. LB7 won't start-message njsupraking
  118. 04 6.6 no start
  119. No first gear
  120. 03 lb7 value
  121. plugs in heads above glowplug in oil valley
  122. plugs in heads above glowplug in oil valley
  123. Possible transmission upgrade
  124. Oil change problem
  125. Smoking at idle
  126. lb7 low rail pressure no start
  127. White smoke-low coolant
  128. P0871 trans code after rebuild
  129. Why ?
  130. '01 Rear Pinion Seal Parts
  131. Question after headgaskets
  132. Allison acting funny
  133. Deciding Injectors....
  134. Lb7 knock
  135. ?? for the experts
  136. 03 lb7 no tcm communication
  137. duramax no start!!!
  138. Please help heavy lope at idle!!
  139. Pack Rat chewing in engine bay!!
  140. Coolant Slow Loss HELP
  141. Truck eats belts
  142. Truck won't start after injectors changed
  143. No fuel to filter housing
  144. busted truck
  145. Codes:
  146. Possible LB7 Owner
  147. Coolant Leak at the Rear of the Engine
  148. Tax time repair
  149. Thank You!
  150. Burning oil!!!
  151. Hairlne crack on transfer case?
  152. Fuel Issues. Truck is down.
  153. Problems with install of a Fass 150
  154. Coolant usage
  155. lb7 head gaskets replaced still problems
  156. lb7 problems
  157. P0380 / P0540 / P1404 - wiring issue?
  158. Fun Times LB7 woes
  159. 2003 LB7 Opinions?
  160. lb7 loss of power
  161. Glow Plug issue
  162. 01 Cruise ?
  163. 01 duramax sputters but won't start
  164. Weird voltage fluctuations?
  165. Is my truck doing a regen?
  166. Need Help. 2002 LB7 I'm looking at!
  167. Lb7 or gasser?
  168. Lift pump question?
  169. New lift pump, loss of MPG etc
  170. Motor and 4x4 swap
  171. Oil Analysis - Need a Little Help
  172. LB7 Surging issue
  173. What should I do? 236k VS 435k lB7's
  174. Bad built trans experience
  175. scared to buy 250k mile LB7?
  176. Brake line kit question
  177. Engine shaking running rough
  178. PROJECT: shoe string budget rebuild
  179. installed used ecm now have different codes
  180. white smoke in the exhaust
  181. Cab light question
  182. Project LB7 - Diagnosing the issues
  183. Engine dies, won't start/crank, batteries good
  184. Need Fuel System Help?
  185. LB7 ficm problem?? please help
  186. leaking oil
  187. LB7 changed all 8 injectors, now all injectors have open circuit
  188. Buying a used cp3 opinions.
  189. p0380 glow plug relay?
  190. Pump Rub?
  191. Balance rate....
  192. Delayed shifting when first starting.
  193. Live help please! Belt tensioner question
  194. lb7 wont start!!
  195. Read & Look
  196. fuel heater in filter houseing
  197. Price check
  198. HELP please. Trans issues
  199. EFI Live and torque converter lock-up.
  200. Mystery plug on passenger side
  201. Socal: Anyone have a cat I could buy/borrow?
  202. valve adjustment problem
  203. Lb7 help Fuel pressure regulator
  204. 2001 lb7 leaking oil from pccv
  205. How Much does it hold ?
  206. Lb7 has exact same leak as Lbz, why?
  207. Starting my upgrades
  208. Heater core lines
  209. Ecm help
  210. 300k mile lb7. Should I be worried?
  211. Ole Reliable
  212. Ole Reliable
  213. trouble code
  214. 5 speed Allison Transmission problem
  215. Crank Case Blow By Oil Leak
  216. Looking for an LB7 engine side harness.
  217. Coolant leak getting off highway
  218. Lb7 boost at idle
  219. Please critique my trans dipstick tube fix
  220. Need advice on head replacement
  221. Strange Idle Surge
  222. Transfer case clicking
  223. 02 LB7 Emissions System - CCM not ready, EGR ready, Misfire ready?
  224. Limp mode help
  225. 2003 LB7 eating cooalnt
  226. Oil in fuel??
  227. 2001 LB7 into 2004 GMC (LB7) Elecronics?
  228. How Much ?
  229. white smoke and bad knock
  230. Need help with frp and airdog
  231. Newb needs balance rate help
  232. Coolant issue
  233. 2004 LB7 oil leak---front of pan
  234. Another LB 7 injector thread.....
  235. Still smoking after injectors
  236. Buying duramax
  237. power issues
  238. Oil Pressure-01 LB7
  239. BUNCH OF DIFFERENT PROBLEMS click here and take a look
  240. Injector bolts not coming out.
  241. ? Get Fuel Sample
  242. Front diff axle seals
  243. Help me decode this vin check!!!
  244. Help Problems after headgaskets!!6
  245. P0236 & p0404 error codes
  246. New to Forum. Could really use some help Please!!
  247. Help with rebuilding a 6.6L diesel Duramax engine?
  248. DDP Injectors
  249. Misfire and gas gauge jumping up
  250. lost 5mpg with reman bosch injectors and .010 valve adjustment