: Northstar Engines and System Technical Discussion



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