: Northstar Engines and System Technical Discussion



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