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

: 01-04.5 LB7 Duramax Powertrain


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  1. tell me the truth about injectors
  2. P0380 Cali Emission Truck
  3. 2001 Lb7 All kinds of problems.
  4. smog and cel
  5. 02 ZF6 manual clutch problems
  6. wont start!!!!
  7. LB7 Missing on tickover in Park only?
  8. Reman Injector Life
  9. LB7 Emergency...
  10. 01 lb7 bad ecm? desired rail pressure is 18,475 at idle
  11. How to check for bad injectors without a scan tool?
  12. New block heater
  13. 2003 bad turbo, bad head gasket
  14. New headlights caused a problem
  15. P0088 limp mode
  16. Battery, Air Bag, ABS light on and no gauges on cold startup
  17. how do i take this off?!!
  18. Looking at 2003 crew cab with 192k miles
  19. Head Surfacing / Valve Job Cost??
  20. no start (fass pump)
  21. Hard start? Grinding noise.
  22. Bottom End
  23. 01 lb7 looses prime only near freezing or below
  24. Changing my turbo myself?
  25. Trans has left me stranded
  26. LBZ Low Rail Pressure when cold
  27. P0380+p0540
  28. 03 lb7 high idle
  29. Fuel hose replacement near filter block
  30. lb7 stock turbo specs
  31. White smoke on cold start
  32. 02 duramax motor in an 03 truck no oil pressure
  33. engine running hotter than normal
  34. LB7 Long block??
  35. FASS 150 fuel delivery questions
  36. Lb7 lope in park and neural
  37. Water in fuel what kind of damage would I expect? HELP.
  38. coolant in oil
  39. Won't move until rev up and switch gears
  40. Too much putting on the block deck surface?
  41. Cleaning the water jackets?
  42. Trans has me stumped
  43. Engine Pulled - Replace freeze plugs?
  44. Solved Range Shift Inhibit
  45. 02 lb7 engine in an 03 truck no oil pressure
  46. Need help with P0380
  47. Injector question
  48. Fuel line mods and lift pump?
  49. lost voltage everywhere but batteries are fine
  50. Lb7 crankcase smoke and knock
  51. LB7 injectors
  52. Motor Mounts - Is this normal?
  53. p0380 code and dead batteries
  54. Transfer case output seal
  55. Lb7 Loss of power
  56. Front Brake Problem . need some help .
  57. NSBU Switch? Yes, no, maybe
  58. low rail pressure above half throttle
  59. '03 LB7 Injector Balance Rates - Light Blue Smoke in Idle
  60. No oil pressure
  61. busted up doors
  62. Haze at idle when air temperature is cold
  63. Cold starting issues
  64. Sending up a prayer...
  65. Is this lb7 worth the price?
  66. 03 dirtymax 6spd won't stay running
  67. LB7 coolant missing? (aka leak)
  68. lb7 won't start.
  69. Injectors? Glow Plugs? Both?
  70. LB7 another smoke mystery new injectors
  71. 03 Duramax Cranks But Doesnt start
  72. Hard starting after fuel filter replacement
  73. dead in the water Wont crank
  74. What is this broken piece?
  75. 01 lopey idle no power after 70mph
  76. Confused... and irritated
  77. Help! I'm fighting gremlins or something worse.
  78. Fuel System Question!
  79. 03 duramax fueling issue
  80. Lb7 help wont start
  81. ATF in fuel filter?
  82. Lb7 questions
  83. lb7 losing power, searched all forums, please help
  84. Door Shake 03 GMC
  85. Hex head return line banjos???
  86. labor rate, water pump?
  87. Injector trouble
  88. No shift Cold Mornings
  89. Sun Coast 5-6 speed conversion
  90. hard start when warm
  91. carrier bearing vibration from a stop
  92. Just changed Injectors, Thank you Duramax Forum
  93. Transfer case upgrade
  94. what to do?
  95. G80 Rear diff gear oil
  96. cold starting trouble
  97. Lb7 injector help
  98. Fuel line disconnect won't
  99. LB7 Tranny Help...
  100. Gelled up?
  101. Is a downpipe worth the hassle?
  102. Shift Inhibit again
  103. Lb7 balance rates
  104. Clunk/jerk while decelerating
  105. LB7 Questions
  106. Its raining codes!
  107. Rubbing noise when turning?
  108. fuel pressure
  109. adding cruise control to a base model
  110. Ficm troubles
  111. making oil sitting?
  112. Injectors or Piston Rings?
  113. 03 Lb7 Resurrection
  114. Lite Haze at stop lights at night
  115. Please help asap
  116. 03 LB7, christmas lights on dash
  117. Help! Please
  118. Drivers side auto window roll down doesn't work
  119. injector sleeve/cup LB7 loctite
  120. Bad head gasket-no heat
  121. MAY DAY!! duramax died while driving
  122. 2004 lb7 what lift pump are you running?
  123. 2003 lb7 block heater leak?
  124. Injector change in my future?
  125. Transmission leaks.
  126. Super Mod for less than $75
  127. opinions wanted..what upgrades first?
  128. Injectors
  129. truck surging when driving
  130. changed coolant and now making tapping noise at idle
  131. ? For MI truck owners.
  132. Help!!! Truck won't stay running
  133. Injector Lb7 for France
  134. new injectors now leaking
  135. Squeaky Allison
  136. Injectors question
  137. Water in Fuel Light ???
  138. still loosing prime
  139. could it be the injectors again??
  140. Fatal Damage?
  141. RPM wander
  142. EagleOne
  143. water. in my oil
  144. LB7 Keep or get rid of
  145. Block heater cord
  146. Can someone explain using blue tooth/Andriod
  147. Fuel filter related issue
  148. Truck acting up
  149. Fuel pressure regulator harness plug or ?
  150. Glow Plug/Heater Intake FIRE!!!
  151. Rebuilding injectors. Ever do it?
  152. Motor Oils, and Oil Filters
  153. Merchant Automotive Injectors???
  154. Lb7 lope
  155. Compression & Balance Rates
  156. DFW Diesel Shops
  157. Injector replacement, DIY/Shop repair, new/old design?
  158. Lower power cold?
  159. Repair manual for an 02 LB7
  160. 2004 Lb7 computer mounting bracket
  161. Trans cooler
  162. AirDogII now it smokes more!??
  163. 2002 LB7 torque converter predicament
  164. Coolant Leak
  165. Dealer-injector problems
  166. manual trans/t-case fluid question
  167. Zf6 to auto swap
  168. Confused after return rate test
  169. Strong diesel smell in the morning
  170. 2003 going into neutral?
  171. LB7 Duramax Issues
  172. Coolant loss on 2001 duramax
  173. Tank leak
  174. HELP! raw diesel coming out of exhaust
  175. What to clean the cruel tank with
  176. injector issue?
  177. *First Post* LB7 edge attitude monitor problems
  178. coolant leak
  179. How long have you run on bad injectors?
  180. Unplug Fuel Pressure Regulator to find leak
  181. Replace Headgaskets or get a new motor?
  182. Headgaskets? Injectors? New Motor?
  183. new transmission options
  184. Lb7 fuel leak!!!
  185. what can I expect preformace wise replacing all 8 injectors?
  186. Helpppp!!!
  187. 2002 duramax won't start when cold
  188. 3.55 gears
  189. LB7 won't start without WD-40
  190. Coolant leak Help!
  191. Wheels and Tires Fitment
  192. 2003 Suburban 2500 LB7...No Starter, 4wd service,stuck in 3rd gear,abs light,HELP!
  193. Another coolent leak
  194. Take a look at my balance rates.what do you think?
  195. Lb7 white/blue smoke when hot
  196. Intermittent No Start No Crank
  197. 2003 chevrolet 2500 hd auto 4x4
  198. LB7 breaking coolant lines after Headgasket replacement.. Help please
  199. Hollow thud coming from undercarriage
  200. After unpluging FPR... WTF!!!???
  201. LB7 coolant prob. diagnosis help!
  202. Need advice on two cylinders with issues.
  203. Need help with my trans!!
  204. 2000 rpm after motor build
  205. low boost
  206. replacing injectors
  207. Confirm my diagnosis PLZ
  208. Water pump replaced/getting P0340 after
  209. Lb7 help
  210. fuel pressure regulator
  211. LB7 missing injectors
  212. Smoke at idle and less power
  213. 2003 FICM and wiring harness removal help
  214. 5k in maintenance.. does it ever stop?!
  215. Injectors balance rates change dramatically when engine hot
  216. Crankshaft reflector wheel HELP
  217. 03 LB7 Built Allison with Stock converter??
  218. truck takes forever to warm up
  219. Truck won't start up
  220. Check engine light codes
  221. Checking injectors with PPE tuner?
  222. 2001 LB7 Will only start after prime, idle for 30 seconds then die. Yikes!
  223. Replacing injectors, injectors stuck in head
  224. 03 lb7 motor issues
  225. Help!!! Stranded 04 dmax
  226. 03 LB7 surges/revs on its own at startup
  227. Well !@#$, I think I do have a head gasket problem after all. (Video)
  228. Harmonic balancer removal?
  229. torque pro question
  230. Bad FPR ?
  231. Loose steering
  232. Rattle Around 1000RPM's
  233. 03 duramax questions
  234. low rail pressure WOT only on big tune
  235. A few issues with 2002 LB7
  236. No fuel PSI, AirDog II 165 not priming?
  237. any way to check front cp3 seal??
  238. Excessive blow by?
  239. Glow plugs
  240. RCLB Driveshaft Length
  241. Low fuel rail pressure
  242. 02 Bad miss ringing noise
  243. Driveshaft HELP
  244. egr valve questions
  245. 02 lb7 cuts out
  246. anyone need lb7 injector cores? 3 injectors are good and within spec
  247. Tranny or Turbo or????
  248. Intake Manifold bolts
  249. Encoder replacement
  250. 5" Exhaust