: Northstar Engines and System Technical Discussion



Pages : 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 [22] 23 24 25 26 27 28 29 30 31 32 33 34

  1. Jasper Engines HEAT TAB
  2. Head Gaskets Again !?!?
  3. 96 deville codes/very sluggish start
  4. n* experts chime in
  5. NorthStar Supercharger!!!
  6. 1997 Deville Coolant Flush
  7. I think i got this Traction Control thing figured out!
  8. Northstar Brainteaser
  9. New Northstar in 2008? Ultra?
  10. Service Engine Light and history codes
  11. Whats code 94?
  12. DIY Replace Coolant for 94 STS
  13. Lower Crankcase Reseal
  14. PC0300 with troubleshoot. Coil Resistance?
  15. '94 Eldorado Coolant change. Help!
  16. Squeaking belt noise - Help!
  17. oil change timing
  18. changed FPR now P0507 code?
  19. need help with water pump.
  20. Fix it or not? Head Gasket.
  21. Future 1996 STS buyer
  22. update on Polyisobutylene
  23. So, I took it to Cottman........
  24. 03 DTS Major Tune Up
  25. Codes, Codes, and more codes....
  26. First WOT on Grandma Owned N*
  27. Tech Manual
  28. What are the performance number of the SLS,DHS
  29. 98 Seville engine mount
  30. N* all OBDII?
  31. EGR Valve Cleaning and Location
  32. How To Replace O2 Sensor Bank 1 Sensor 1
  33. 93 Eldo transaxle
  34. Intake Bolts
  35. Fuel rail/line recall
  36. Saw an interesting Swap today.... (56k take a nap)
  37. Need some help from someone with a 96-99 manual
  38. Not enough WOTs?
  39. another problem solved! N* stutter gone
  40. Coolant Eats Gasket?
  41. Starter Idiocy?
  42. Have you tried Polyisobutylene ??
  43. How to Remove EGR Valve
  44. Granatelli Trans Tuner - Anyone try this?
  45. Granatelli Trans Tuner - Anyone try this?
  46. Performance Survey - New Owner - Seeking Ideas
  47. 94 STS - Throttle Plate Orientation
  48. cruise linkage
  49. 95 STS hi-rpm and auto-acceleration problem
  50. Data on the northstar
  51. Buy a N* with a blown head gasket - Dumb idea?
  52. Weird Idle Issues
  53. 1994 Concourse stuttering
  54. Cooling Fans
  55. Coolant supplement clogged T stat
  56. ghost in the machine
  57. Turbo STS Dyno results
  58. PCM Source
  59. 99 Deville misfire and fuel sensor
  60. Learning about Torque Convertor and solenoid
  61. Casper Electronics TPS Enhancer
  62. What year Nstars fit '99 Deville?
  63. Help:Crankshaft Sensor Replacement
  64. Torque convertor can damage the solenoids?
  65. What will it take to get you to buy a 80mm throttle body?
  66. Is this a "freeze plug"?
  67. Is this a 95 intake?
  68. Weird Hydraulic whine, maybe tranny????
  69. # 8 misfire
  70. where are the plugs on my 03 dhs northstar engine?
  71. Water Leak
  72. 4T80E vs Dexron VI, GM new standard
  73. 200,000 mile mark reality? 1996 STS NStar
  74. It wasnt a hole in the block!!!!!
  75. Just Bought a Granma owned NS w/81K-WOT?
  76. please help!?!?!?!?!
  77. High volt MAP
  78. Rough Idle and Stuttering Acceleration
  79. 94 seville sls oil pan gasket replacement...
  80. 97 headgaskets what else should be done?
  81. Differences in the Northstar engines
  82. PCM info for NorthStar
  83. accessing rear spark plugs
  84. 99 STS Turbo charged video
  85. 1994 Eldorado P083 Code?
  86. Looking for help with Codes
  87. What's this noise....
  88. How do you I.D. an engine?
  89. Expansion tank leaking...
  90. Engine ID
  91. 1994 eldorado fuel pump
  92. unchanged SP wires longevity?
  93. Launch Control for N* ignition
  94. coolant loss
  95. Can I fix my 01 Northstar myself?
  96. Turbo WOT 7psi to REDLINE
  97. 0101 MAF-continues
  98. Turbo Update
  99. changing out o2 sensor on 97 deville
  100. P0404 - Exhaust Gas Recirculation (EGR) Open Position Performance?
  101. deciphering DTC messages into plain English
  102. Cylinder Head Info!
  103. Northstar noise
  104. Best Code Reader/Scanner?
  105. EGR change w/ SS fuel rail- trick maybe
  106. Where is the INPUT SPEED SENSOR?
  107. 97 deville fuel problem
  108. GM coolant additive???
  109. Car wont start
  110. Serpentine belt
  111. no overdrive in my 98 eldo
  112. Really Head Gasket?
  113. New plugs and wires, now misfire
  114. STS Tranny trouble
  115. Improper Sparg plug gap, what happens?
  116. 94 STS hesitates or stumbles
  117. Need a Timesert kit
  118. its been a little while but i am back for good!!
  119. Stalls after fill-up
  120. High Oil Consumption *INFO*
  121. I got porked...Blown N*.
  122. Glowing red exhaust manifolds
  123. Pop Off / Backfire Valve Replacement
  124. fuel filter location?
  125. Pictures of Turbo Project
  126. Head gasket compressed thickness
  127. Emission Codes
  128. Extremely Rough Idle... Cracked Intake Manifold?
  129. Spark Plug Gap
  130. Biggest Problems with the N*'s?
  131. 1999 STS - Timesert question
  132. Gurgling Sound/ Trapped Air in Coolant System
  133. Injector
  134. 95 Deville howl's near the belt
  135. 97 deville N* head gasket costs?????
  136. No overdive
  137. Emmissions Codes
  138. One gear, LIMP MODE? NO CODES
  139. 2000 Deville TCC PWM replacement
  140. p056
  141. 98 Northstar Fuel Rail Recall
  142. Removing bad FPR
  143. '95 Eldorado start-up getting more "difficult"
  144. 93 Northstar Headgasket - Can I do it myself?
  145. Reliability and longevity of a 97 N* motor?
  146. Gas-saving gadgets article
  147. Crank Position Sensor
  148. 1993 1994 Northstar Intake Manifold
  149. How do I spot a head gasket starting to go?
  150. 97 deville radiator drain
  151. N* with code p041
  152. Intake mod
  153. Cold Start Backfire from 97 N*?
  154. OBD2 computer interface
  155. Jasper Verses OEM
  156. 1996 Eldorado Codes
  157. Piston Slap ?
  158. P0420 Code
  159. Northstar oil pump
  160. N*4.6 vibration problem
  161. Cooling system question
  162. Need an engine teardown pic...
  163. Cam Cover Gasket / o-ring replacement
  164. changing altn
  165. Reflash PCM on 96
  166. Link From Consumer Affairs to Dexcool Lawsuit Atty.
  167. Timesert Kit Needed Asap!!!
  168. Failed Emissions Test- But No Codes
  169. fpr fpr
  170. 1999 Northstar with blown head gasket
  171. Water pump??
  172. plugs and wires
  173. Changed TPS on 95 STS d/t P020, now MIL & P080
  174. throttle body cleaning was the answer
  175. Now having trouble in a different way
  176. 200 Deville occasionally won't Idle when starting warm
  177. P1406 Code? EGR?
  178. idle relearn and isc adjust
  179. 1993 Fuel Psi regulator
  180. Cracked Engine Block in 2001 DeVille
  181. 93 -99 N* vs 2000 - 2004, which is better
  182. motor mount...and more
  183. 97 deville leakin trans fluid
  184. MAF replacement
  185. too hot and too cold
  186. Does anybody here have full access to TSB info at alldata?
  187. Overheat SOLVED ! Thank You Ranger & Others
  188. '95 Northstar 4.6 oil leak
  189. Northstar Blower Motor For Sale
  190. 96 Deville running hot
  191. 97 deville stalling, no codes
  192. Changing Spark Plugs- '99 STS
  193. 94 sls overheating,maybe...
  194. I see a lot of posts on supercharging a Northstar
  195. How to get more torque, 03-DTS
  196. Replace or fix
  197. Typical NOOB questions...
  198. Northstar intake manifold
  199. Northstar intake manifold
  200. hey zonie or ranger,
  201. Losing Coolant & Radiator Leakage
  202. ac delco plugs..<-1999 and 2000-> years, whats the difference?
  203. Delco VS Bosch Plug Wires
  204. Oil "Blow By"
  205. Coming 6 speed automatic
  206. WOT - is this the ONLY way to remove carbon buildup?
  207. New source for 80mm throttle bodies!
  208. Is It A Head Gasket???
  209. Jasper Engines
  210. Confused about spark plug type
  211. Surge Tank Design
  212. Stranded out of town!!!
  213. Speed limiter
  214. cams in a northstar
  215. acceleration troubles...
  216. Coolant crossover photos
  217. P0300 Vote!
  218. the best oil for the northstar engine
  219. No Start Please I Need Help!!
  220. 3 questions regarding the timesert job
  221. fuel air mixture
  222. Replacing O2s
  223. P056
  224. Northstar V. 4.9
  225. 97 northstar engine miss
  226. Engine oil leak
  227. IN Trouble Now losing coolant
  228. ice possible message...?
  229. 96 deville oil leak
  230. Replacing a Northstar with a LS1
  231. i cant stand this stalling, why does this happen?
  232. 94STS Blown Gasket Pics
  233. 96 deville
  234. all my problems help!!!!
  235. adding a fuel treatment
  236. Is it normal for...
  237. Surging at low revs and hard shift into 2nd
  238. couple of problems, only one code- AMP B1024
  239. You want DYNO graphs?
  240. 98' Deville Waterpump
  241. The best northstar engine?
  242. How can I avoid head gasket damage?
  243. 93 Northstar Stalls with no codes
  244. '92 Seville radio question
  245. "Clunk" noise at startup? Trans Problem? Help!!
  246. fuel treatment
  247. Code P0101
  248. P023 code on 95 Eldorado
  249. 93 Eldo intermittent no spark,no start
  250. Motor change