: 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

  1. The Turbonator
  2. 96 STS engine swap
  3. Ok explain this.............
  4. Oil on sparkplugs??
  5. need help 96 deville
  6. North Star Temperature
  7. History Codes ??? & P0420
  8. VSS....how hard is it to change?
  9. Engine is not cranking - starter is fine
  10. Oil Leak
  11. Is head gasket a common problem with sts
  12. Please Help!!!!!!!!!
  13. Im running with no suppliment....
  14. Whirring noise.....you thinks its the alternator?
  15. Wot?
  16. 5W30 vs 10W30, pre 2000 Northstar 84 degree weather
  17. Thermagasket, cylinder head repair goop
  18. Head Gasket Repair - DIY?
  19. 4T80E heartbreak with pictures
  20. N* Replacement
  21. Northstar Motor Mechanic From Dealer
  22. Fuel Pump 95 SLS
  23. Minor value cover (head cover) leaks???Concern???
  24. N* Head Gasket Job, What parts should i BUY
  25. Jasper Engines HEAT TAB
  26. Head Gaskets Again !?!?
  27. 96 deville codes/very sluggish start
  28. n* experts chime in
  29. NorthStar Supercharger!!!
  30. 1997 Deville Coolant Flush
  31. I think i got this Traction Control thing figured out!
  32. Northstar Brainteaser
  33. New Northstar in 2008? Ultra?
  34. Service Engine Light and history codes
  35. Whats code 94?
  36. DIY Replace Coolant for 94 STS
  37. Lower Crankcase Reseal
  38. PC0300 with troubleshoot. Coil Resistance?
  39. '94 Eldorado Coolant change. Help!
  40. Squeaking belt noise - Help!
  41. oil change timing
  42. changed FPR now P0507 code?
  43. need help with water pump.
  44. Fix it or not? Head Gasket.
  45. Future 1996 STS buyer
  46. update on Polyisobutylene
  47. So, I took it to Cottman........
  48. 03 DTS Major Tune Up
  49. Codes, Codes, and more codes....
  50. First WOT on Grandma Owned N*
  51. Tech Manual
  52. What are the performance number of the SLS,DHS
  53. 98 Seville engine mount
  54. N* all OBDII?
  55. EGR Valve Cleaning and Location
  56. How To Replace O2 Sensor Bank 1 Sensor 1
  57. 93 Eldo transaxle
  58. Intake Bolts
  59. Fuel rail/line recall
  60. Saw an interesting Swap today.... (56k take a nap)
  61. Need some help from someone with a 96-99 manual
  62. Not enough WOTs?
  63. another problem solved! N* stutter gone
  64. Coolant Eats Gasket?
  65. Starter Idiocy?
  66. Have you tried Polyisobutylene ??
  67. How to Remove EGR Valve
  68. Granatelli Trans Tuner - Anyone try this?
  69. Granatelli Trans Tuner - Anyone try this?
  70. Performance Survey - New Owner - Seeking Ideas
  71. 94 STS - Throttle Plate Orientation
  72. cruise linkage
  73. 95 STS hi-rpm and auto-acceleration problem
  74. Data on the northstar
  75. Buy a N* with a blown head gasket - Dumb idea?
  76. Weird Idle Issues
  77. 1994 Concourse stuttering
  78. Cooling Fans
  79. Coolant supplement clogged T stat
  80. ghost in the machine
  81. Turbo STS Dyno results
  82. PCM Source
  83. 99 Deville misfire and fuel sensor
  84. Learning about Torque Convertor and solenoid
  85. Casper Electronics TPS Enhancer
  86. What year Nstars fit '99 Deville?
  87. Help:Crankshaft Sensor Replacement
  88. Torque convertor can damage the solenoids?
  89. What will it take to get you to buy a 80mm throttle body?
  90. Is this a "freeze plug"?
  91. Is this a 95 intake?
  92. Weird Hydraulic whine, maybe tranny????
  93. # 8 misfire
  94. where are the plugs on my 03 dhs northstar engine?
  95. Water Leak
  96. 4T80E vs Dexron VI, GM new standard
  97. 200,000 mile mark reality? 1996 STS NStar
  98. It wasnt a hole in the block!!!!!
  99. Just Bought a Granma owned NS w/81K-WOT?
  100. please help!?!?!?!?!
  101. High volt MAP
  102. Rough Idle and Stuttering Acceleration
  103. 94 seville sls oil pan gasket replacement...
  104. 97 headgaskets what else should be done?
  105. Differences in the Northstar engines
  106. PCM info for NorthStar
  107. accessing rear spark plugs
  108. 99 STS Turbo charged video
  109. 1994 Eldorado P083 Code?
  110. Looking for help with Codes
  111. What's this noise....
  112. How do you I.D. an engine?
  113. Expansion tank leaking...
  114. Engine ID
  115. 1994 eldorado fuel pump
  116. unchanged SP wires longevity?
  117. Launch Control for N* ignition
  118. coolant loss
  119. Can I fix my 01 Northstar myself?
  120. Turbo WOT 7psi to REDLINE
  121. 0101 MAF-continues
  122. Turbo Update
  123. changing out o2 sensor on 97 deville
  124. P0404 - Exhaust Gas Recirculation (EGR) Open Position Performance?
  125. deciphering DTC messages into plain English
  126. Cylinder Head Info!
  127. Northstar noise
  128. Best Code Reader/Scanner?
  129. EGR change w/ SS fuel rail- trick maybe
  130. Where is the INPUT SPEED SENSOR?
  131. 97 deville fuel problem
  132. GM coolant additive???
  133. Car wont start
  134. Serpentine belt
  135. no overdrive in my 98 eldo
  136. Really Head Gasket?
  137. New plugs and wires, now misfire
  138. STS Tranny trouble
  139. Improper Sparg plug gap, what happens?
  140. 94 STS hesitates or stumbles
  141. Need a Timesert kit
  142. its been a little while but i am back for good!!
  143. Stalls after fill-up
  144. High Oil Consumption *INFO*
  145. I got porked...Blown N*.
  146. Glowing red exhaust manifolds
  147. Pop Off / Backfire Valve Replacement
  148. fuel filter location?
  149. Pictures of Turbo Project
  150. Head gasket compressed thickness
  151. Emission Codes
  152. Extremely Rough Idle... Cracked Intake Manifold?
  153. Spark Plug Gap
  154. Biggest Problems with the N*'s?
  155. 1999 STS - Timesert question
  156. Gurgling Sound/ Trapped Air in Coolant System
  157. Injector
  158. 95 Deville howl's near the belt
  159. 97 deville N* head gasket costs?????
  160. No overdive
  161. Emmissions Codes
  162. One gear, LIMP MODE? NO CODES
  163. 2000 Deville TCC PWM replacement
  164. p056
  165. 98 Northstar Fuel Rail Recall
  166. Removing bad FPR
  167. '95 Eldorado start-up getting more "difficult"
  168. 93 Northstar Headgasket - Can I do it myself?
  169. Reliability and longevity of a 97 N* motor?
  170. Gas-saving gadgets article
  171. Crank Position Sensor
  172. 1993 1994 Northstar Intake Manifold
  173. How do I spot a head gasket starting to go?
  174. 97 deville radiator drain
  175. N* with code p041
  176. Intake mod
  177. Cold Start Backfire from 97 N*?
  178. OBD2 computer interface
  179. Jasper Verses OEM
  180. 1996 Eldorado Codes
  181. Piston Slap ?
  182. P0420 Code
  183. Northstar oil pump
  184. N*4.6 vibration problem
  185. Cooling system question
  186. Need an engine teardown pic...
  187. Cam Cover Gasket / o-ring replacement
  188. changing altn
  189. Reflash PCM on 96
  190. Link From Consumer Affairs to Dexcool Lawsuit Atty.
  191. Timesert Kit Needed Asap!!!
  192. Failed Emissions Test- But No Codes
  193. fpr fpr
  194. 1999 Northstar with blown head gasket
  195. Water pump??
  196. plugs and wires
  197. Changed TPS on 95 STS d/t P020, now MIL & P080
  198. throttle body cleaning was the answer
  199. Now having trouble in a different way
  200. 200 Deville occasionally won't Idle when starting warm
  201. P1406 Code? EGR?
  202. idle relearn and isc adjust
  203. 1993 Fuel Psi regulator
  204. Cracked Engine Block in 2001 DeVille
  205. 93 -99 N* vs 2000 - 2004, which is better
  206. motor mount...and more
  207. 97 deville leakin trans fluid
  208. MAF replacement
  209. too hot and too cold
  210. Does anybody here have full access to TSB info at alldata?
  211. Overheat SOLVED ! Thank You Ranger & Others
  212. '95 Northstar 4.6 oil leak
  213. Northstar Blower Motor For Sale
  214. 96 Deville running hot
  215. 97 deville stalling, no codes
  216. Changing Spark Plugs- '99 STS
  217. 94 sls overheating,maybe...
  218. I see a lot of posts on supercharging a Northstar
  219. How to get more torque, 03-DTS
  220. Replace or fix
  221. Typical NOOB questions...
  222. Northstar intake manifold
  223. Northstar intake manifold
  224. hey zonie or ranger,
  225. Losing Coolant & Radiator Leakage
  226. ac delco plugs..<-1999 and 2000-> years, whats the difference?
  227. Delco VS Bosch Plug Wires
  228. Oil "Blow By"
  229. Coming 6 speed automatic
  230. WOT - is this the ONLY way to remove carbon buildup?
  231. New source for 80mm throttle bodies!
  232. Is It A Head Gasket???
  233. Jasper Engines
  234. Confused about spark plug type
  235. Surge Tank Design
  236. Stranded out of town!!!
  237. Speed limiter
  238. cams in a northstar
  239. acceleration troubles...
  240. Coolant crossover photos
  241. P0300 Vote!
  242. the best oil for the northstar engine
  243. No Start Please I Need Help!!
  244. 3 questions regarding the timesert job
  245. fuel air mixture
  246. Replacing O2s
  247. P056
  248. Northstar V. 4.9
  249. 97 northstar engine miss
  250. Engine oil leak