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



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  1. 95 Sub 2500 4X4 6.5 TD
  2. throttle issues
  3. Anyone work for a GM Dealer?
  4. Throw out bearing wear
  5. Suburban Doow hinges, replacement?
  6. Contact info for Bill Heath,
  7. turbo question
  8. ugernt-98 still dyin'-not fsd or ign switch
  9. Cranks slow
  10. Anyone, Terre Haute Indiana, Timing equipment? I will pay
  11. Are their block drains on a 6.5L Deisel?
  12. Better Headlights....?
  13. Compression Tester
  14. Shell RotellaT 5w-40 Synthetic
  15. Bad Paint
  16. ABS problem
  17. Help, my truck is rusting away! Advice please?
  18. timing procedure for 95 GMC 6.5??
  19. 6.5TD STALLING - Air in Fuel Filter Housing
  20. Is high flow injectors right for me?
  21. Passenger side heated, auto dimming mirror
  22. Beta FSD Cooler Install questions
  23. stanadyne pump
  24. Steering wheel not returning totally
  25. newbee needs to know
  26. motor buck/surge decellerating
  27. tcc lock up LED
  28. My truck seems to have a 2 stroke powerband?
  29. Temp display/rearview mirror
  30. Will 6.5 heads work on a 6.2??
  31. Part # help???
  32. belching air
  33. Need Advice on injectors for 6.5TD
  34. Injector Pumps
  35. 2004 Heads
  36. how tell if bad motor mount
  37. Rough running.....
  38. How much is too much?
  39. bimco tail gates
  40. Hummer wiring info needed
  41. PTO mode and the 4L80E trans
  42. Boiling 6.5TD
  43. Here's a turbo to pep up your diesel!
  44. How to test crank sensor
  45. New exhaust vendor?
  46. how many functions w/ engine block heater?
  47. GM service bulletin on dyed fuel?
  48. Alternator Recomendation
  49. Heath Diesel upcoming power programmer?
  50. Who knows about Injectors? I need all the feedback i can get!!!
  51. Hey GMCTD!
  52. Starting on high idle
  53. What are reasonable prices for glow plugs and injectors?
  54. What can you reuse when rebuilding your 6.5TD?
  55. Stuttering and grey smoke
  56. Can you convert a bench seat to bucket seats? any pictures?
  57. 93 hard starting
  58. 1996 6.5 turbo timing
  59. Injectors
  60. Injectors
  61. hydro boost leaking
  62. Standard standadyn warranty
  63. Air mods
  64. changed pre-chambers do I need to Machine heads
  65. Blast from the past: Light Booster
  66. service throttle soon light
  67. Strange stalling problem
  68. Diesel Suburban - What's it Worth???
  69. lift pump going bad?
  70. whats the correct injector torque ?
  71. TROTHLE SET UP....
  72. Plugging in at work....
  73. FSD Resistor
  74. What Scanner can you us to set the Timing
  75. Fixed everything !!!!???,,,,still misses :-(
  76. Dash lites and Parking lites
  77. New to 6.5 bought one, high miles, ?
  78. First Time Diesel Owner
  79. Tech2 unavailable, rotate pump manually?
  80. Wastgate Dash Pot Lever Pics? What is it? and how does it work?
  81. 93 surging at idle
  82. slightly higher than norm. idle
  83. How do you find a bad injector?
  84. Turbo Replacement
  85. First Experiences with a Boost Gauge
  86. What's my old intake worth?
  87. liftpump relay??
  88. Pictures of intercooler install needed
  89. Non-Stealer Diesel Shop with a Tech2, Towing and -1.94?
  90. ESO Solenoid
  91. Interesting and new failure mode...
  92. Quick Heats are here. Look what I found.
  93. Slow idle
  94. Battery cables and ends?
  95. New 6.5L Avatar image!
  96. Got my "new" truck and love it but it stalled...
  97. 94 Truck w/5521 pump (Tech 1)?
  98. 99 6.5 intermittent surge and/or no throttle response
  99. High Idle On a 6.5 How-To?
  100. 6.5 Surging problem
  101. Mystery wire connection. Any ideas?
  102. What was stock HP and Torque for 1994 6.5 TD in a K3500 Pickup?
  103. Suggestions For Good Fuel In Edison, New Jersey?
  104. ac delco training
  105. Got Bit By The Battery Connection Bug
  106. Chassis and Cab Earth locations
  107. severe vibration???????????/
  108. What's SOL?
  109. 6.5 motor needed or short block
  110. Anyone running Bosch Glow Plugs?
  111. New exhaust system
  112. Not a 6.5, but still intersting
  113. Does anyone agree on safe boost levels?
  114. Front brake caliper upgrade
  115. DTC 36 when cold, Why?
  116. Need Advice....Engine Problem.....Repair, Rebuild or Replace with new
  117. Can a GMC Dealer Warrantee an IP on a Chevy Truck?
  118. Revisiting my Quick Heats. NOW look what I found.
  119. 6.2 vs 6.5
  120. Alt problems, lights surging ?
  121. Code 83: TCC PWM Solenoid Circuit Fault?
  122. How to put in a grill?
  123. Block off the radiator in winter?
  124. How do you
  125. glow plugs
  126. TMP "the lubricator" fuel treatment
  127. Oil Pressure
  128. FSD failures and hard starts
  129. Uni Foam air filters for the 6.5TD
  130. AZ Guys - Diesel Emission Tests?
  131. DTC 23,27,84
  132. What is involved with swapping a 6.5 with a gasser?
  133. intercooling my 6.5
  134. rear axle code gq1
  135. code 86 ?
  136. Replacing Motor
  137. DTC 34?
  138. Fumoto Drain Valve Issue?
  139. Oil Cunsumsion
  140. AC cycling on & off
  141. heavy smoke at startup
  142. Po126 code
  143. Fuel injector balance rate
  144. Is It Another FSD failing ????
  145. Drop in 6.5 for $4,500??? at www.65Ldiesel.com
  146. newby with questions
  147. Black Smoke
  148. 94 K2500 Suburban 6.5L Code 78
  149. checking out Spokane rebuilder
  150. Breaking starter bolts
  151. Need some info on long blocks and advice!
  152. 93 hard start and noisy
  153. 96 6.5td stalling with code P0251
  154. Block ID Number?
  155. Need Radiator
  156. 6.5LTD GM Training Manual on ebay...
  157. hydro clutch ssue
  158. extended glow time
  159. fuelmileage baffles me
  160. New member. Got ?'s
  161. Olds Diesel to 6.5 conversion
  162. bleeding fuel filter
  163. Guages for Christmas! now what?
  164. FI Pump Warranty Letter
  165. What else to check with IP before taking the truck in?
  166. Change in starting behavior
  167. WOOHOO!! I AM OFFICIAL!!!!
  168. remote starter?
  169. Just finished KD Exhaust Install
  170. Merry Christmas!!!!!
  171. Autometer EGT gauge problem
  172. Sad day in Mudville.(everybody read)
  173. Add-on gauges are AWOL!
  174. 6.5 intake manifold
  175. No shift on cold tranny?
  176. Electric Fan Setup?
  177. Electronic Transfer Case Fluid?
  178. engine shutoff solenoid
  179. STILL no joy in Mudville.
  180. Planned Mods- Questions and input please
  181. All quick heats are in. GM8 turbo finally on.
  182. '93 still hard starting
  183. What makes the Diesel Noise?
  184. Rear disc brake conversion
  185. Pyro Troubleshoot
  186. Need Opinions On Fuel System
  187. Looking for a GOOD diesel mecahnic in Northern VA.
  188. single 3" or dual 2.5" pipes for turbo down pipe
  189. Short Lifetime Sylvania Silver Stars
  190. Transmission coolers
  191. Help needed finding used parts
  192. Crew Cab dually gas mileage ?
  193. GM enhanced PID List?
  194. Big Orange Towing Wire, no power?
  195. Quick Shifting, Throttle Irreg on decell...help
  196. Does the Ebay truck REALLY NEED cooling upgrades??
  197. Possible Oil Cooler leaks
  198. When pulling drums on full floater, what all should I replace?
  199. Transfer case problem
  200. GM4 Verse GM8 Turbo?
  201. How does PCM calc fuel amount?
  202. User Review: Isspro EV Gauges. (long)
  203. Time Required to install long block??
  204. what kind of muffler?
  205. Low Range Engaged on Tech 2 scanner???
  206. Bill Heath is now advertising his 6.5 ECM flash
  207. Boost control
  208. Pedal position sensor.
  209. slight miss at times
  210. Engine Cover
  211. Worst case scenerio. It's bad.
  212. Starting problem?
  213. how to eliminate diesel foam at fillup?
  214. Starter won't do anything but click.
  215. Vibrations when 4 wheel drive engaged
  216. Autometer Lunar Gauges Installation
  217. What If??? (an intercooler story)
  218. Quadd steer questions
  219. Code 29 Glow Plug Relay Fault, Code 35, 36 and 83
  220. Whats Normal Oil Pressure
  221. Oil Lines Replaced but not coverd under warranty
  222. Any 6.5 Non-Turbo Owners Out There?
  223. oil in i/c
  224. Shifting out of Park without the brake
  225. oil/Ic
  226. dual stat part number
  227. w
  228. Any interest in a group buy for gauges?
  229. Are Copper Battery Cable ends Available? (side post)
  230. Heads are already back on.
  231. Timing 6.5 TD
  232. Starts better cold than warm?
  233. If IP=Fuel metering, then HF injectors?
  234. Blown Oil Filters
  235. FSD Replacement ??
  236. Air Flow Requirement for the 6.5TD
  237. What oil in Transfer case and Front differential?
  238. Pluggin it in
  239. Keep an eye on your front hubs
  240. OEM Replacement Oil Cooler Lines
  241. engine cutting out at 3/4 to full throttle no codes!
  242. OTC mindreader scan tool
  243. Coating or wraping new down pipe
  244. Difference between high performance injectors?
  245. Service Engine Soon Light
  246. PCM program
  247. What is the outlet pressure of a lift pump?
  248. What fuel do you run in the winter?
  249. Still have problems with Fuel lift pump.