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



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  1. Truck died, what happened?
  2. lift pump-OPS test -- how much fuel?
  3. egt probe location
  4. Rear End Gear Change - COMPLETE!
  5. Diesel Prices?
  6. Manifold Cover Torque Settings?
  7. DTC Code 62 Problem
  8. torque specs for injection pump cam gear
  9. Wiper circuit board
  10. Converting a york ac compressor for onboard air
  11. Dual rear wheel conversion
  12. OEM Verses After Market Parts
  13. Performance characteristics of TDC offsets
  14. Lengthening your glow cycle on OBD trucks
  15. Auto On Demand NP 246 ?
  16. Heath Max-E-torque PRAISES!
  17. Gauges (Again)
  18. Intercooler or 3.5" exhaust first?
  19. Is FSD warranty subject to $100 deductable?
  20. 6.5 Turbo Timing Mark??
  21. 6.5 production numbers
  22. '96 Suburban 6.5TD K2500 4wd won't start
  23. Help! Hard Starting
  24. free 929 block
  25. Thank you Howie E & John C
  26. Top Truck Challenge
  27. Vent Tube???
  28. DMAX meltdown ??
  29. Dome light won't go out
  30. Crankcase - Pressure & Vacuum
  31. Too much boost for too long? (non-intercooled)
  32. 6.5 turbo waste gate
  33. waste gate on 93 6.5
  34. turbo whistle
  35. What's that popping noise?
  36. Deals on Exhaust systems.
  37. How I installed my OPS Relay, and spent my weekend.
  38. Loosing Coolant
  39. Feel Like A Heel
  40. oil additives ?
  41. Thanks, TDP, for VSSB article!!!
  42. Felpro lower intake manifold gasket dillema, did they change em?
  43. Looking for a 3.73 rear & front end
  44. Hard starting due to very quick glow plug time?
  45. Battery Life / Con'td
  46. Transfer case plug stuck!
  47. Too many holes in new block
  48. Gimme a brake! Front/rear proportioning problem...
  49. Relocated Pyro Probe
  50. Which Motor Oil?
  51. code 36 - need help
  52. Brake pulls hard to left!
  53. Torque Lock Fix?
  54. fuel relay
  55. O-ringed heads?
  56. Engine hesitating after modifications!
  57. ATTN: Suburban Owners, Pinnacle Exhaust is OK, hard to install.
  58. Can't find a new tank pickup
  59. oil filter bypass
  60. Oil Capacity
  61. Oil filter cooler????
  62. Latest news on the Ebay truck.
  63. first diesel truck
  64. 7.3l steal
  65. oil pump
  66. Max E Tork 2 how I spent my Friday
  67. Hi-pop injector install, new lower intake manifold gasket?
  68. No, zippo, zero Boost on the way to the dump!
  69. New code after IP/FSD replacement/related or not?
  70. need parts
  71. I was surprised (short story)
  72. 1994 K3500 and plow for sale
  73. First Break Job
  74. Turbo Downpipe on 6.5 Diesel
  75. pushrod question
  76. 95 3500 6.5 major power loss
  77. Strange fuel leak??
  78. Serpentine Crank Pulley Torque Spec.
  79. Looking for recommendation for Scan tool.
  80. Bulbs replacement instrument cluster
  81. lift pump help!!! no fuel out of top of filter
  82. 6 by 9 speakers
  83. No power - especially on hills
  84. help wont start
  85. no overdrive
  86. Low Coolant Light
  87. Cooling
  88. Transmission oddity
  89. Heat - Defrost Mode Control Not Working Right
  90. 1993 6.5 power report
  91. Installing a circulating heater
  92. Rocker Arms
  93. 99' -02' oil cooler lines
  94. '92 specifics
  95. Ebay HD OPS?
  96. Oil filter relocation
  97. 95 6.5 Power?
  98. transmission #'s
  99. High Freq. rumble
  100. Vacuum Leak on 6.5L TD
  101. GMC 6.5 TD vs Dodge Cummins Dilema
  102. Hidden Winch
  103. EFI-MFI Conversion - Transmission Control
  104. lite throttle, BIG miss
  105. cooling ?'s
  106. RE: 6.5 Power Upgrade
  107. Oil Analysis
  108. FSD bites the dust
  109. valve rattle
  110. Alternator working, Tach Not.
  111. weird vibration
  112. Class acts on the Diesel Page
  113. Correct alt. pulley diam. & where? - God awful noise!
  114. NAPA 190 Thermostats - Questions of course
  115. Cr@p!
  116. PMD replacement
  117. High-Flow Injectors finally installed!
  118. Oil pressure switch revisited
  119. hypertech vs heath
  120. Service Throttle Position Sensor Soon
  121. What can be done to improve fuel economy?
  122. 4L80E Turned Into A 4L80M Only?
  123. Fuel line help - again
  124. Can't open hood; broken release cable
  125. air filter cleaning?
  126. '95 NO vacuum
  127. Uneven Clack, Clack, Clack Even With new injectors.
  128. fuel pump & injectors
  129. rain, puddles, hard starting, wd-40, and starting fluid???
  130. Gear Ratio to RPM aint working out right
  131. upper hose part #
  132. Oil temp sensor location
  133. turbocharger parts
  134. oil test worth a look...
  135. pre-cups... again
  136. Torque settings
  137. 1994 6.5
  138. Intercooler; is bigger better?
  139. leakin'
  140. Tire questions
  141. More fuel tanks, or?
  142. Day Time Running Lights?
  143. NE Diesel Get Together
  144. 4l80e
  145. RemarQ Tech PMD repalcement
  146. DTC 19 - crank sensor problem?
  147. Noisy Start/Smoke-? Injectors
  148. Check Engine Codes: 17,18,35 & 36
  149. Check Out this Sub 6.5TD
  150. New engine prestart help!
  151. WARN Classic Winch Bumper & IC
  152. New diesel in 2006?
  153. Think I located the groan under my hood
  154. world's biggest production pickup
  155. New Air Cleaner Sticker or Complete Lid?
  156. i can turn it by hand
  157. This hiccup has me stumped
  158. Anyone tried this yet?
  159. Starts then dies with "check gauges" light, now runs fine
  160. Coolant pump
  161. For you guys needing a stand-alone transmission controller...
  162. Steering column problem?!?
  163. Lift Pump Threads
  164. guage readings
  165. oil temp gauge sender location
  166. 6.5 TURBO IN MOTORHOME
  167. crossover
  168. G or P van?
  169. Sometimes you gotta love GM warranty
  170. strange noise, xmas bells?
  171. 96 K2500 Diesel Suburban Stolen Help Needed
  172. Rear Brake Drum Drama
  173. High performance injectors with a mechanical IP?
  174. oil path in the 6.5
  175. It has stumped many a diesel mechanic!!!
  176. $200,000 6.5
  177. Crazy or sane? Help me out here!!
  178. A different stalling problem
  179. mpg--4:10 vs 3:42?
  180. ZF 6 speed behind a 6.5 diesel?
  181. New truck/Suburban without the cost!
  182. up grades
  183. Worn turbo impeller question, would this affect boost curve?
  184. Glow plug replacement
  185. What is engine and transmision worth
  186. big blue lemon
  187. Driveline Slack
  188. Hi-flow vs. stock injectors: Pros and cons?
  189. My Truck Beat me and Broke me
  190. 96 Sub - Injection Pump Chaos
  191. Any one know of a reputable 6.5 mechanic around Beaumont or Houston Texas?
  192. I'm back in the game...now what?
  193. duramax engine swap
  194. Mechanical Shift Kit or electronic shift kit???
  195. Digital Dash
  196. Bosch vs. AC Delco Glow Plugs
  197. Is your Brake Assy welded to axles?
  198. bigger compressor wheel in a gm-8 turbo
  199. OPS replacement; have to remove intake?
  200. Different Insturment Cluster?
  201. here we go again
  202. Help
  203. Pennsoil at Walmart
  204. JK's 3.5 Exhaust
  205. It runs but I no glow plug light
  206. rare stall leads to many questions
  207. New FSD, No glow plug now
  208. How long will electronic injection pump last?
  209. Need advice on changing auto trans to manual
  210. 200 amp CS-144 Alternator
  211. Timing chain slack
  212. wastegate solenoid location
  213. Any one know of a reputable 6.5 T mechanic around SE Texas or SW Louisiana
  214. Glow plug relay problem
  215. Battery Cable Info - Dealer prices ! WOW !
  216. Turbo? Noise under throttle
  217. Fluiddamper harmonic balancer
  218. engine surge/louder diesel sound
  219. Need pod nails?
  220. power locks/seat not working?
  221. CLUNK In Drivetrain?
  222. 12+ PSI Boost Motor Craps Itself
  223. Adjusting Injection Pump Timing
  224. SLM GLOW PLUGS
  225. FSD / PMD solution from Austria
  226. Help! Electrics gone haywire on '94!
  227. Anyone interested?
  228. do you need the wastegate sol. w/a turbo master?
  229. Another Exhaust question
  230. Tire Pressure with NO load!
  231. How much turbo movement is normal?
  232. Glow Plug Controller Question?
  233. Tranny controllers
  234. 33" Tires On 2500HD BURB
  235. Fuse problems on turn signal circuit
  236. 93 6.5 OPPERATING TEMP
  237. White Smoke and Less Power
  238. Removing vacuum pump
  239. EGT's w/ exhaust systems, input wanted for comparison
  240. injector torque??
  241. Turbo Blew tonight! Need advice
  242. -96 K1500 6.5 STALLS
  243. MAP/BOOST Sensor?
  244. won't start
  245. Problem Sometimes In Reverse
  246. Heaviest load to date
  247. 6.5 TD Motorhomes. Manufacturers?
  248. Strange Fuel leak: Different location.
  249. black smoke,truck slows
  250. Towing ???