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View Full Version : 6.5L Turbo Diesel - Tech Support - Troubleshooting - Performance



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  1. Fluid Damper First Impressions
  2. choosing correct gear ratio
  3. performance chip
  4. Oil Cooler Lines: Need Fitting Size
  5. Random Surge at Idle
  6. OK Lock & Stitch
  7. Coolant Leak Question
  8. Power potential of AMG P400
  9. Starting problems only when is hot
  10. Remove Intake to add remote PMD?
  11. Okay could this possibly be true??
  12. Cruise Control Upgrade
  13. Grounds and other interesting problems....
  14. fuel rate problem
  15. headgasket?
  16. oil gauge
  17. Lift Pump
  18. '94 Lift Pump?
  19. Help with another VSS no shift problem
  20. Does any one have an idea on how much will i be spending?
  21. best chip
  22. Combo Switch??
  23. What is normal operating temp for my 6.5?
  24. need new DS Electronic pump - What is the part number
  25. Used truck info
  26. Cold weather and smoke when starting
  27. Which way does PMD Resistor go?
  28. uhhgg defeated by the heater quick disconnect ? too
  29. Blinking Wait To Start light?
  30. Take it in for warranty repair or leave it alone?
  31. Members Section
  32. New lift pump voltage and OPS issues
  33. engine light
  34. 6.5 Bsfc
  35. gage,sensor, or oil pump?
  36. Powermaster Starter
  37. 78,000 miles on 99 K2500:What fixes or precautionary measures must be done?
  38. wastegate actuator
  39. '95 Convenience center pinout
  40. Does a 6.2L Injector pump work on a 6.5L?
  41. Newbie.....name says it all
  42. signal light part #
  43. Bad week for Big Red
  44. Oil Cooler lines & Synthetic Oil
  45. 6 gauge install
  46. Check engine light
  47. Idler pulley question
  48. Lift pump for the Deep North
  49. How??? Manual glow time & OBDII?
  50. Can i upgrade my 93?
  51. new to the civilian 6.5...need help
  52. Splayed Main Caps?
  53. Timing issues
  54. Upgrade 6.5Turbo
  55. Mechanical fuel pump
  56. Money pit or trade for a duramax?
  57. hard to pinpoint electr problem
  58. 6.5 Injectors
  59. Stuck in 3rd Gear
  60. Good Deal?
  61. No Start after new batteries
  62. Bolt / torx? size for the belt tensioner?
  63. Military 6.5, AMG/GEP engine-What year???
  64. Putting 9 blade composite fan on stock clutch
  65. Starter mystery
  66. Buying a used 6.5L to replace my 6.2L. A lot of ??'s
  67. Injector tester
  68. heads
  69. Bleeding the injector lines - fresh engine
  70. Thermostat Housing
  71. pump bolts
  72. Truck for sale
  73. guages.
  74. Function and Capability of 6.5lt ECM?
  75. truck only knows idle and wide open
  76. Will electronic IP automatically Time?
  77. finally got my truck
  78. pmd removal
  79. Truck is dead.....wont start now
  80. tranny slipping, shifting irregularity
  81. PCM dead?
  82. Bad master cylinder ????
  83. BG Fuel System and Engine Flush
  84. Intermitted Low Humming/Vibration
  85. Turning Up The Fuel Pump
  86. Does my truck have a computer to use a chip
  87. engine id
  88. CP3 in a 6.5?
  89. liftpump ???
  90. how much boost is to much
  91. PMD in Florida heat
  92. Will good engine oil hurt DS4?
  93. Code 34
  94. Low oil pressure on rebuit 6.5
  95. 97 making more noise I found the solution
  96. clutch part number?
  97. exhaust systems
  98. Cdr
  99. stumped
  100. Updating-need Advice
  101. Broken Throttle cable
  102. Noise Insulation???
  103. Heater line T Fittings
  104. frezze plug
  105. How does this sound?
  106. Block heater
  107. Oil Pump Drive Direction
  108. two questions
  109. Intriguing problem
  110. boost guage install
  111. 1993 6.5 Runs bad until warm
  112. Found way to solve losing prime if truck sits
  113. Electrical problem
  114. no start, start, no start
  115. Oil filter differences
  116. Fan upgrade complete
  117. Hi-Flow Lift Pump?
  118. "Brand X" in CA
  119. Dual Mass FW
  120. Air Mods
  121. Lift pump failures
  122. Coolant
  123. Brake temps in the mountains
  124. New product
  125. #@$%&$* fuel filter
  126. new user here, with blown head gasket
  127. Exhaust Question
  128. PMD or Optical.
  129. Draining fuel from 96 6.5 TD? (gas in fuel)
  130. What would you do?? waterpump?
  131. RPO Codes
  132. nv4500 removal....help!!!
  133. Alternater bracket
  134. wired nosie from top end
  135. Excellent info
  136. Cooling Upgrade 1992 2500
  137. '94 hard starting
  138. Acceptable Battery Voltage Drop?
  139. Audio capacitor to equalize glow plug drain?
  140. Vacuum pump removal and belt length.
  141. unusual wissling sound and bad overdrive shift
  142. ecoing or non ecoing?
  143. trouble getting ops back in
  144. Matching valves to ports?
  145. Injection timing
  146. 3500HD Exhaust
  147. Interesting Resolution to Engine Hesitation
  148. EGT's dropping
  149. Help for dad.
  150. engh motors power chip
  151. Gear Vendors on the back of 4L80
  152. alt plug with 4 wires??
  153. Engine wireing
  154. 6.5 hp & torq help
  155. 6.5 TD starts and idles fine and then...
  156. 94 K2500: DTC 18 & DTC 15, infrequent hard starts
  157. only starts when warm, no cold start
  158. Airfilter: Yes or no...
  159. 94 6.5 turbo pre-cup
  160. Relocated PMD... No Start
  161. Battery Cable Blues....
  162. banks power PDA
  163. How can i tell if my K2500 is HD?
  164. Need a "how to" lesson
  165. Truck runs poorly
  166. What year truck did my 2002 AMG/GEP come out of?
  167. 6.5 deck height
  168. no start after filter change
  169. truck won't start
  170. Mystery fuel leak
  171. Exhaust and MPG increase
  172. Can the OPS be replace without removing the pump?
  173. Filled fuel from 2/3 tank friday night and Sat Morning the Optical sensor stopped.
  174. Intermittent Lift pump?
  175. 6.5 won't start, only one dash light
  176. Weird fuel needle flux
  177. Leaking diesel from rear of motor. Fuel Lines? replaceable?
  178. Stanadyne new PMD
  179. White smoke, rough idle?
  180. Carpenter's straightedge for block deck warpage?
  181. Suburban Fuel Sending Unit
  182. trusted diesel shop
  183. Front wheel bearing hub
  184. Gear Change
  185. Best bang for your buck
  186. Excessive black smoke, no turbo
  187. 6.5 blocks
  188. Checking for cracks in lower block
  189. Engine Quits 2 times
  190. Review of intake boost bolt
  191. High Output Injector Question
  192. 6.5 Main Web Cracks
  193. Piston erosion
  194. Oil Residue on cylinder wall
  195. Is it possible to remove an oil pump pickup tube?
  196. Temp gauge sender: 2 pin, but 1 pin plug. Can I make it work?
  197. BBQ Burban :(
  198. Turbo Removal Question
  199. Best Year For Engine Blocks?
  200. no fuel to injectors with ds4
  201. Poor throttle response
  202. fact or fiction
  203. Soot trap or cat?
  204. trustworthy?
  205. Good 6.5 reman. engine source?
  206. injector leak
  207. Fuel leak front of engine need help!! Got a road trip planned for Friday
  208. First Post ..Help
  209. More PMD/FSD questions
  210. Increase in power/fuel delivery by moving the Optical Sensor.
  211. AMG new engine ?
  212. Water Injection?
  213. Sizing fuel filter?
  214. inj pump #
  215. Strange problem
  216. Interesting Cooling Idea...
  217. freek pyrometer gauge
  218. Engine rotational vibration
  219. 95 IP Timing
  220. NA injectors vs Turbo injectors
  221. code "p0251"
  222. Patriot Performance
  223. Saying goodbye and a question
  224. Engh motors GMTD scantech.....
  225. WHO Designed the Waterpump Mounting System??!!
  226. HELP!! British Columbia 6.5'ers
  227. Alternator bracket
  228. Piston Protrusion
  229. Oil leak and Glo-Plug ?
  230. Heads revisited
  231. Fuel injectors
  232. NEW Version of the Turbo Boost Bolt
  233. Stumble, hiccup, what the...?
  234. Stock down pipe diameter ? 2000 6.5
  235. '95 Suburban 6.5 trowing 35 and 78 codes?
  236. Replaceable cyl sleeve?
  237. pmd cooler
  238. Running the 6.5 without a PCM?
  239. Clutch
  240. Weight of Diesel truck-Capacity of trailer
  241. Fuel Injectors
  242. Locked up 6.5
  243. Lift Pump Question
  244. Intermittent Turbo Failure
  245. Air restriction gage/device
  246. How-to notes , Dual T-Stat Retrofit
  247. cruise control cable
  248. Fuel Mileage, RPM ?
  249. hydr.lifters
  250. CAn't find the Oil Pressure Switch/Sensor to replance it?