: Northstar Engines and System Technical Discussion



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  1. Looking for N*mech in northern RI
  2. 93 Eldorado T.C ignition issues
  3. voltage drops when car in drive
  4. after a&b solenoid
  5. Experts please help
  6. 1994 Cadillac Sevile STS thumping into fourth/overdrive
  7. know it all mechanic
  8. Well fellas, I think its really time....
  9. Northstar Head Gasket Issue
  10. timesert kit - for sale on ebay
  11. Strange rattling
  12. Northstar performance parts
  13. Procedure for Coolant flush
  14. Dynomax - Long life?
  15. Running Functional Test on my 94 Deville Concours.
  16. 94 northstar swap
  17. Airbox Computer?
  18. ICM Replacement
  19. Cranks, but won't start
  20. 96 deville antifreeze coming out exhaust
  21. Its Getting Hot Inside
  22. STS fuel Injection problem NEED HELP
  23. I think I'm missing a few ponies!
  24. 99 Deville Hesitating???
  25. Eliminating the exhaust crossover??
  26. Po138???
  27. Front Valve Cover Removal
  28. You guys read this stuff????
  29. camshaft swap "9" motor to "Y" motor
  30. What is TSB 99-06-04-053?
  31. 94 cadillac concours
  32. Can anyone tell me what these compression numbers mean?
  33. H Gasket Job Ballpark Price Needed for Parts
  34. Heater core replacement, help!
  35. Ah, darn... My 94 Eldorado Is having problems.
  36. Anyone know a reputable transmission shop in Orlando?
  37. Lifter?valve noise
  38. 93 Northstar dies out at idle
  39. Time Sert Kit Needed
  40. Engine Replacement
  41. Broken Head Bolt (small type)
  42. P0741 - TCC System Stuck Off...Now What??
  43. homemade locating dowels - a possibility?
  44. Rear Valve Cover Leak!!
  45. Going from a 4.0 to a 4.6
  46. how many miles on your N*?
  47. Crank Position Sensor Replace Quick Question...
  48. 98 STS code P0404 (and P0300)
  49. Not Nearly As Hard As I Thought
  50. what to do about SO codes...
  51. overfilled tranny....
  52. OBD1 chip reprogramming?
  53. Hey Check Out What Im Doing....
  54. 95-6 transmission harness
  55. new headbolts
  56. Torque Converter Clutch Stuck...How to Fix??
  57. BS? "aftermarket Mass Air Sensor = improved hp, torque and mileage from your car"
  58. pulling engine, top or bottom???
  59. RANGER: Can't Identify Codes...
  60. 1996 1/8th mile times!
  61. '96 SDV Update...2 Codes...Help??
  62. Need a new alternator......
  63. Cranking but not starting.. fuel pump relay?
  64. EXP ID 83, 84, 140, 25 ??? Any Help?
  65. timesert kit for sale
  66. Factory Specs for Compression??
  67. torque wrench advice
  68. Stripped Oil Pan Bolt Hole
  69. Would you like some cheese and crackers with that Whine?
  70. Ready to rebuild-best source for tserts and bearings
  71. Stability Reduced? wut?
  72. Compression numbers for the North*
  73. Options to repair ONE engine block thread
  74. What ever happened to the supercarger for N*?
  75. Torquing of Rocker????
  76. Minor Problem with my 94 SLS
  77. Chip & Bored T/B ???
  78. Why with the Northstar 4.6?
  79. PCM reflash for 95
  80. Sooooo....
  81. cam torque
  82. Blwoin a little smoke..
  83. casting number ID
  84. DANG - Trouble Codes Question
  85. Need some help..abs troubles?
  86. I saw a smoking Deville
  87. PCM Question II
  88. Air intake and airflow
  89. Trans making noise in park and neutral
  90. water pump replacement
  91. Pcm?
  92. STS Engine Cut-Out
  93. 94 SLS 4.6 showing oil pressure
  94. Performance transmission
  95. Aftermarket air intake...
  96. TCS C1287/C1286 help please
  97. Pics..pics...pics.....pics........
  98. Computer Swap Ok?
  99. MIL's - Anyone tried them yet?
  100. Anyone ever done or heard about doing this?
  101. Stumped (P0307)
  102. pressure control circuit code 076
  103. 94 Eldorado 4.6 starting problem
  104. Anyone have sound clips of their exhaust?
  105. 98deville whole computer lit up
  106. TPS autolearn for 1995
  107. '96 DeVille...New Owner...Am I NUTS??
  108. Turbo Track Times
  109. Anyone with rough starts, loss of power..read this.
  110. G-tech pro times.
  111. That's what I call stopping a leak!
  112. Need Valve Body Torque Secs ASAP Please
  113. 98 deville x grandpa mobile
  114. Northstar Experts Please Stand Up.....
  115. Robert Benham
  116. Bleeding air out of cooling system
  117. I think I blew it up
  118. northstar rough accleration/idle
  119. ALBUNDY - can't PM you
  120. Gm top engine cleaner
  121. transmission interchange
  122. 96 deville N* cats question
  123. 94 SLS I seem to be on a losing streak!
  124. Premium vs. Regular
  125. coolant fans
  126. Overheat Part 3
  127. coolant loss
  128. 94 Eldorado Power Steering Fluid?
  129. Big Serts installation
  130. lifter noise?
  131. Some advice
  132. Overheat, Part 2
  133. 2000 STS MAP sensor voltage high?
  134. FRP Help!! ASAP!!
  135. Overheat!
  136. 1999 Eldorado won't start and left me stranded
  137. Anyone use "regular" plug wires in N*?
  138. Higher Stall Converter...
  139. i think i found a fuel control system.
  140. 94 SLS radiator hydraulic line
  141. K&N Intake...I want one!
  142. ABS wiring diagram
  143. What are the available Northstar aftermarket performance parts?
  144. Northstar Oil Leak
  145. Northstar in the 1997-1999 Deville.. questions.
  146. N* with nitrous.
  147. 5000 mile or wait for oil life trigger?
  148. Hi Flow Cat converter to go with Corsa Exhaust, which one?
  149. MSD coils? I hit 104
  150. eldorado1- throttle body for 94 eldo available?
  151. need IAC, TPS, MAP sensors?
  152. 4.6 caddy vs. olds 4.0
  153. Has anyone here added performance parts to a 94 eldorado
  154. Bad coil packs or what?
  155. northstar battery
  156. 94 eldorado bad starter possibly?
  157. Starter change 94 SLS
  158. What's happening to the messages display?
  159. Day after alternator replace, now I need a new belt...coincidence?
  160. block off EGR
  161. Transmisson monitor??
  162. Water pump leak??
  163. Will machined heads mess up the ECU due to increased compression ?
  164. The Turbonator
  165. 96 STS engine swap
  166. Ok explain this.............
  167. Oil on sparkplugs??
  168. need help 96 deville
  169. North Star Temperature
  170. History Codes ??? & P0420
  171. VSS....how hard is it to change?
  172. Engine is not cranking - starter is fine
  173. Oil Leak
  174. Is head gasket a common problem with sts
  175. Please Help!!!!!!!!!
  176. Im running with no suppliment....
  177. Whirring noise.....you thinks its the alternator?
  178. Wot?
  179. 5W30 vs 10W30, pre 2000 Northstar 84 degree weather
  180. Thermagasket, cylinder head repair goop
  181. Head Gasket Repair - DIY?
  182. 4T80E heartbreak with pictures
  183. N* Replacement
  184. Northstar Motor Mechanic From Dealer
  185. Fuel Pump 95 SLS
  186. Minor value cover (head cover) leaks???Concern???
  187. N* Head Gasket Job, What parts should i BUY
  188. Jasper Engines HEAT TAB
  189. Head Gaskets Again !?!?
  190. 96 deville codes/very sluggish start
  191. n* experts chime in
  192. NorthStar Supercharger!!!
  193. 1997 Deville Coolant Flush
  194. I think i got this Traction Control thing figured out!
  195. Northstar Brainteaser
  196. New Northstar in 2008? Ultra?
  197. Service Engine Light and history codes
  198. Whats code 94?
  199. DIY Replace Coolant for 94 STS
  200. Lower Crankcase Reseal
  201. PC0300 with troubleshoot. Coil Resistance?
  202. '94 Eldorado Coolant change. Help!
  203. Squeaking belt noise - Help!
  204. oil change timing
  205. changed FPR now P0507 code?
  206. need help with water pump.
  207. Fix it or not? Head Gasket.
  208. Future 1996 STS buyer
  209. update on Polyisobutylene
  210. So, I took it to Cottman........
  211. 03 DTS Major Tune Up
  212. Codes, Codes, and more codes....
  213. First WOT on Grandma Owned N*
  214. Tech Manual
  215. What are the performance number of the SLS,DHS
  216. 98 Seville engine mount
  217. N* all OBDII?
  218. EGR Valve Cleaning and Location
  219. How To Replace O2 Sensor Bank 1 Sensor 1
  220. 93 Eldo transaxle
  221. Intake Bolts
  222. Fuel rail/line recall
  223. Saw an interesting Swap today.... (56k take a nap)
  224. Need some help from someone with a 96-99 manual
  225. Not enough WOTs?
  226. another problem solved! N* stutter gone
  227. Coolant Eats Gasket?
  228. Starter Idiocy?
  229. Have you tried Polyisobutylene ??
  230. How to Remove EGR Valve
  231. Granatelli Trans Tuner - Anyone try this?
  232. Granatelli Trans Tuner - Anyone try this?
  233. Performance Survey - New Owner - Seeking Ideas
  234. 94 STS - Throttle Plate Orientation
  235. cruise linkage
  236. 95 STS hi-rpm and auto-acceleration problem
  237. Data on the northstar
  238. Buy a N* with a blown head gasket - Dumb idea?
  239. Weird Idle Issues
  240. 1994 Concourse stuttering
  241. Cooling Fans
  242. Coolant supplement clogged T stat
  243. ghost in the machine
  244. Turbo STS Dyno results
  245. PCM Source
  246. 99 Deville misfire and fuel sensor
  247. Learning about Torque Convertor and solenoid
  248. Casper Electronics TPS Enhancer
  249. What year Nstars fit '99 Deville?
  250. Help:Crankshaft Sensor Replacement