: Northstar Engines and System Technical Discussion



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  1. weird start problem that occured
  2. northstar head switching
  3. Northstar 4.6 Interchange and Swapping
  4. Car Farts After WOT
  5. 1999 Northstar engine 85K Miles, How can one tell if is good
  6. 03 Seville Steering Adjustments? ? ?
  7. On My 3 Rear Main Seal
  8. 96 sts crankshaft position sensors
  9. any tranny experts out there?
  10. Fpr For $141.08
  11. Water pump
  12. Rwd N*
  13. Coolant Drain
  14. Coolant Leak 98 Deville
  15. so any chance of an AFC
  16. AC Compressor bypass
  17. 3.5L Shortstar Ignition
  18. Sound
  19. Northstar reliability...
  20. Name That Part
  21. Post headgasket job, one loose end left.
  22. Need re-assembly advise!
  23. Minor starting problem
  24. does it work? (hyper lube)
  25. 96 cadillac deville code after code?!?
  26. Transmission Durability?
  27. Shaky Tachometer at High RPM
  28. 1996 Seville STS Crank Sensors
  29. What other cars use the same style injectors?
  30. Adding Freon
  31. Lost power steering fluid rapidly. Is there a hose?
  32. Northstar engine rebuilders or performance builders in SoCal?
  33. 95 Northstar Coolant leak
  34. EXP ID Codes
  35. Looking for N*mech in northern RI
  36. 93 Eldorado T.C ignition issues
  37. voltage drops when car in drive
  38. after a&b solenoid
  39. Experts please help
  40. 1994 Cadillac Sevile STS thumping into fourth/overdrive
  41. know it all mechanic
  42. Well fellas, I think its really time....
  43. Northstar Head Gasket Issue
  44. timesert kit - for sale on ebay
  45. Strange rattling
  46. Northstar performance parts
  47. Procedure for Coolant flush
  48. Dynomax - Long life?
  49. Running Functional Test on my 94 Deville Concours.
  50. 94 northstar swap
  51. Airbox Computer?
  52. ICM Replacement
  53. Cranks, but won't start
  54. 96 deville antifreeze coming out exhaust
  55. Its Getting Hot Inside
  56. STS fuel Injection problem NEED HELP
  57. I think I'm missing a few ponies!
  58. 99 Deville Hesitating???
  59. Eliminating the exhaust crossover??
  60. Po138???
  61. Front Valve Cover Removal
  62. You guys read this stuff????
  63. camshaft swap "9" motor to "Y" motor
  64. What is TSB 99-06-04-053?
  65. 94 cadillac concours
  66. Can anyone tell me what these compression numbers mean?
  67. H Gasket Job Ballpark Price Needed for Parts
  68. Heater core replacement, help!
  69. Ah, darn... My 94 Eldorado Is having problems.
  70. Anyone know a reputable transmission shop in Orlando?
  71. Lifter?valve noise
  72. 93 Northstar dies out at idle
  73. Time Sert Kit Needed
  74. Engine Replacement
  75. Broken Head Bolt (small type)
  76. P0741 - TCC System Stuck Off...Now What??
  77. homemade locating dowels - a possibility?
  78. Rear Valve Cover Leak!!
  79. Going from a 4.0 to a 4.6
  80. how many miles on your N*?
  81. Crank Position Sensor Replace Quick Question...
  82. 98 STS code P0404 (and P0300)
  83. Not Nearly As Hard As I Thought
  84. what to do about SO codes...
  85. overfilled tranny....
  86. OBD1 chip reprogramming?
  87. Hey Check Out What Im Doing....
  88. 95-6 transmission harness
  89. new headbolts
  90. Torque Converter Clutch Stuck...How to Fix??
  91. BS? "aftermarket Mass Air Sensor = improved hp, torque and mileage from your car"
  92. pulling engine, top or bottom???
  93. RANGER: Can't Identify Codes...
  94. 1996 1/8th mile times!
  95. '96 SDV Update...2 Codes...Help??
  96. Need a new alternator......
  97. Cranking but not starting.. fuel pump relay?
  98. EXP ID 83, 84, 140, 25 ??? Any Help?
  99. timesert kit for sale
  100. Factory Specs for Compression??
  101. torque wrench advice
  102. Stripped Oil Pan Bolt Hole
  103. Would you like some cheese and crackers with that Whine?
  104. Ready to rebuild-best source for tserts and bearings
  105. Stability Reduced? wut?
  106. Compression numbers for the North*
  107. Options to repair ONE engine block thread
  108. What ever happened to the supercarger for N*?
  109. Torquing of Rocker????
  110. Minor Problem with my 94 SLS
  111. Chip & Bored T/B ???
  112. Why with the Northstar 4.6?
  113. PCM reflash for 95
  114. Sooooo....
  115. cam torque
  116. Blwoin a little smoke..
  117. casting number ID
  118. DANG - Trouble Codes Question
  119. Need some help..abs troubles?
  120. I saw a smoking Deville
  121. PCM Question II
  122. Air intake and airflow
  123. Trans making noise in park and neutral
  124. water pump replacement
  125. Pcm?
  126. STS Engine Cut-Out
  127. 94 SLS 4.6 showing oil pressure
  128. Performance transmission
  129. Aftermarket air intake...
  130. TCS C1287/C1286 help please
  131. Pics..pics...pics.....pics........
  132. Computer Swap Ok?
  133. MIL's - Anyone tried them yet?
  134. Anyone ever done or heard about doing this?
  135. Stumped (P0307)
  136. pressure control circuit code 076
  137. 94 Eldorado 4.6 starting problem
  138. Anyone have sound clips of their exhaust?
  139. 98deville whole computer lit up
  140. TPS autolearn for 1995
  141. '96 DeVille...New Owner...Am I NUTS??
  142. Turbo Track Times
  143. Anyone with rough starts, loss of power..read this.
  144. G-tech pro times.
  145. That's what I call stopping a leak!
  146. Need Valve Body Torque Secs ASAP Please
  147. 98 deville x grandpa mobile
  148. Northstar Experts Please Stand Up.....
  149. Robert Benham
  150. Bleeding air out of cooling system
  151. I think I blew it up
  152. northstar rough accleration/idle
  153. ALBUNDY - can't PM you
  154. Gm top engine cleaner
  155. transmission interchange
  156. 96 deville N* cats question
  157. 94 SLS I seem to be on a losing streak!
  158. Premium vs. Regular
  159. coolant fans
  160. Overheat Part 3
  161. coolant loss
  162. 94 Eldorado Power Steering Fluid?
  163. Big Serts installation
  164. lifter noise?
  165. Some advice
  166. Overheat, Part 2
  167. 2000 STS MAP sensor voltage high?
  168. FRP Help!! ASAP!!
  169. Overheat!
  170. 1999 Eldorado won't start and left me stranded
  171. Anyone use "regular" plug wires in N*?
  172. Higher Stall Converter...
  173. i think i found a fuel control system.
  174. 94 SLS radiator hydraulic line
  175. K&N Intake...I want one!
  176. ABS wiring diagram
  177. What are the available Northstar aftermarket performance parts?
  178. Northstar Oil Leak
  179. Northstar in the 1997-1999 Deville.. questions.
  180. N* with nitrous.
  181. 5000 mile or wait for oil life trigger?
  182. Hi Flow Cat converter to go with Corsa Exhaust, which one?
  183. MSD coils? I hit 104
  184. eldorado1- throttle body for 94 eldo available?
  185. need IAC, TPS, MAP sensors?
  186. 4.6 caddy vs. olds 4.0
  187. Has anyone here added performance parts to a 94 eldorado
  188. Bad coil packs or what?
  189. northstar battery
  190. 94 eldorado bad starter possibly?
  191. Starter change 94 SLS
  192. What's happening to the messages display?
  193. Day after alternator replace, now I need a new belt...coincidence?
  194. block off EGR
  195. Transmisson monitor??
  196. Water pump leak??
  197. Will machined heads mess up the ECU due to increased compression ?
  198. The Turbonator
  199. 96 STS engine swap
  200. Ok explain this.............
  201. Oil on sparkplugs??
  202. need help 96 deville
  203. North Star Temperature
  204. History Codes ??? & P0420
  205. VSS....how hard is it to change?
  206. Engine is not cranking - starter is fine
  207. Oil Leak
  208. Is head gasket a common problem with sts
  209. Please Help!!!!!!!!!
  210. Im running with no suppliment....
  211. Whirring noise.....you thinks its the alternator?
  212. Wot?
  213. 5W30 vs 10W30, pre 2000 Northstar 84 degree weather
  214. Thermagasket, cylinder head repair goop
  215. Head Gasket Repair - DIY?
  216. 4T80E heartbreak with pictures
  217. N* Replacement
  218. Northstar Motor Mechanic From Dealer
  219. Fuel Pump 95 SLS
  220. Minor value cover (head cover) leaks???Concern???
  221. N* Head Gasket Job, What parts should i BUY
  222. Jasper Engines HEAT TAB
  223. Head Gaskets Again !?!?
  224. 96 deville codes/very sluggish start
  225. n* experts chime in
  226. NorthStar Supercharger!!!
  227. 1997 Deville Coolant Flush
  228. I think i got this Traction Control thing figured out!
  229. Northstar Brainteaser
  230. New Northstar in 2008? Ultra?
  231. Service Engine Light and history codes
  232. Whats code 94?
  233. DIY Replace Coolant for 94 STS
  234. Lower Crankcase Reseal
  235. PC0300 with troubleshoot. Coil Resistance?
  236. '94 Eldorado Coolant change. Help!
  237. Squeaking belt noise - Help!
  238. oil change timing
  239. changed FPR now P0507 code?
  240. need help with water pump.
  241. Fix it or not? Head Gasket.
  242. Future 1996 STS buyer
  243. update on Polyisobutylene
  244. So, I took it to Cottman........
  245. 03 DTS Major Tune Up
  246. Codes, Codes, and more codes....
  247. First WOT on Grandma Owned N*
  248. Tech Manual
  249. What are the performance number of the SLS,DHS
  250. 98 Seville engine mount