: Northstar Engines and System Technical Discussion



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  1. 2000 seville sts misfire
  2. Idle Air Control Valve (IAC)
  3. 94 sts intake cover gasket
  4. HG Budget for 97 STS
  5. Help.. 2000 dts tranny blown
  6. 1999 Seville SLS hard start P1350/P1375
  7. Crap!!! Coolant leak! what do I do!?!?!?
  8. 97 Northstar Oil leak
  9. 94 Eldorado Idle problem
  10. Best service manual (rebuilding)
  11. low oil pressure indictator
  12. Any idea what I should pay to get the evap solenoid replaced ?
  13. Thinking of rebuilding motor... questions..
  14. 2001 Deville getting hot
  15. Oil pressure
  16. Cooling system tablets after HG job
  17. HG Jobs for all, anywhere in Canada or USA in my new shop
  18. where to get headgasket job done?
  19. Northstar Engine Gets Gummy?
  20. STS low power
  21. Northstar engine miss
  22. 2002 Deville P3008 code
  23. Real Performance Parts for the L37
  24. HELP outta town with tranny issues
  25. Cooling fans and hard driving- temp spikes
  26. Convert 98 SLS motor into STS motor?
  27. NO Codes but stalls...
  28. Stand-alone Northstar engine/trans for swap
  29. 4T80E solenoid shift replacement
  30. N* Swap with Factory ECM and avoiding DTC's
  31. Vin lookup for engine history
  32. 1999 STS Traction Control off......Unable to turn it on.
  33. 98 deville no fan / tech 2 commanded fan on
  34. 1999 Cadillac Seville OVERHEATING :(
  35. Any differences in an Export N* Engine and a Domestic One?
  36. To much Antifreez
  37. Synthetic or Regular Oil in 08 Escalade ESV?
  38. Stalling when wet
  39. 1998 STS : Code v
  40. 02 Deville plenum question
  41. MSD Timing Controller - Question for AJ
  42. Cranshaft Main Bolts
  43. Rear Main Seal Install
  44. Where to find coolant test?
  45. Can I put a 2001 Northstar in a 1997 Eldorado?
  46. Major coolant leak
  47. I think i'm ready
  48. what to look for buying a used northstar powered car
  49. Happy ending to overheating problem
  50. 2000 sts
  51. Fully Polished Aluminum Strut Tower Brace for 98+Seville and 00+ Deville
  52. o2 sensor thread repair
  53. Bypass AC pump 94 Eldorado
  54. Northstar oil leak, main bolts
  55. 1993 Eldorado Northstar running rough
  56. Limp Mode?
  57. STS N* Rough Idle/Miss at Startup
  58. northstar aurora alternator
  59. Swap 4.9l v8 and 4.6l v8 northstar
  60. '99 STS stuck water water pump
  61. Water pump drive pulley
  62. heater on bench 1?
  63. Hello all
  64. wide engine temp swing
  65. Oil pan gasket
  66. I allmost died in my sts !!!!!, P065 drives itself
  67. 1993 seville STS
  68. cooling fan electrical diagram
  69. Fuel Injectors Revisited
  70. head gasket replacement in louisville kentucky area
  71. Cam Replacement in Car
  72. Northstar block #'s info needed on a used engine.
  73. oil filter for northstar
  74. 2000 sls overheating
  75. SLS overheating help? please?
  76. testing for bad HG
  77. 94 STS Coolant leak between block and flywheel
  78. Valve cover gaskets
  79. Hitting rev limiter in idle after startup
  80. Bad news Very Bad news
  81. EGR symptoms
  82. fuel pumps
  83. manifold pressure sensor or mat sensor
  84. Transaxle interchange
  85. TSB for Oil Consumption
  86. N*** PCM hacking Help
  87. Increasing fuel efficiency
  88. 94 Eldorado 4.6 High Idle
  89. photo shop help
  90. high engine rpm at start up
  91. Is it possible to have digital temperature display on 2002 deville ?
  92. 99 STS metallic ticking noise from valve area
  93. Bonneville GXP 1/4 mile times
  94. Time Serts, Norm's, SureGrip Stud Kit??????
  95. p080
  96. 2004 Deville 275hp... a good buy?
  97. I would like to 'update' the Performance Parts Mega-Post
  98. Questions for Ranger and Submariner409
  99. Cleaning Engine what do i cover?
  100. Any Ideas? No codes, backfire, sputter & parking brake get stuck
  101. dropping cradle: what would you replace preemptively
  102. HG and Timesert in car
  103. 1993 Cadillac Seville STS 4.6l engine bog
  104. Shoud i replace input speed sensor on 2002 deville 140k
  105. Go with studs and get warranty on a DIY HG job
  106. 2002 deville HEAD JOB and MORE --PLEASE HELP
  107. Help. 99 sts dash clicking?
  108. The ever present "miss"
  109. new engine ...?
  110. Code P0603
  111. Fire!!! Eh, not so bad..
  112. Fuel pump removal pictures
  113. No more HG jobs. I'm finished.
  114. More problems after a HG job- or are they?
  115. 02 dts high idle prob
  116. What 2 Do About GM's OHC V8 Engine.... How about the Mainstreaming of the 4.4L SC NS?
  117. 94-99 vs. 2000+ N* Oil issues
  118. RWD Northstar
  119. Running a 2005 N* on a 2006 N* PCM
  120. intake blow off flap
  121. PO155 (HO2S) Code
  122. 95 devile no heat on driver side help
  123. Clever stuff...I think?
  124. trading up
  125. Has anyone tried to put sc 3800 v6?
  126. What gives ?
  127. What is the probability of head gasket failure?
  128. Fuel Pump removal
  129. Like my N* but
  130. Motor will be coming back out after HG job!
  131. Check engine light ?
  132. 1997 deville hard start warm engine
  133. Low mileage Northstar
  134. 00 DTS Falls Flat on Face
  135. Fuel Pump repair kit
  136. Compression test for a head gasket failure
  137. Built Buick Lucerne (400HP Northstar Engine)
  138. Head Gasket Repair in Alaska
  139. Headgasket test kit ?
  140. 97 & 99 deville engine swap??????
  141. Problems After HG job!
  142. Cooling Fans
  143. P0300 and just filled coolant
  144. 01 northstar for sale
  145. northstar power
  146. 1998 STS stalling at idle
  147. New '98 Deville Owner with coolant questions
  148. Find the oil leak
  149. $28 Combustion Leak Tester Kit (Lisle)
  150. Vacuun ports on the northstar
  151. TCC converter stuck off
  152. 2002 Cadillac Deville Rad Flush tips?
  153. 99 Cadillac Seville
  154. EGR or something worse? Please help! '96 SLS
  155. adding oil between oil changes
  156. Mods for transmission during HG job?
  157. 98 SLS with valve noise - ????
  158. 98 sts northstar engine swap
  159. Coolant Question
  160. Part Number: Camshaft seal @ water pump pulley?
  161. Supercharge Your NorthStar for Free.
  162. GIVING AWAY 97 & 98 DEVILLES u pay ship
  163. Engine swap????????
  164. Freebie!
  165. How to install an Eaton/GM M90 Supercharger on a 2003 Northstar
  166. Cam Shaft Bolts!!!
  167. 95 Seville SLS cold start problem with instant fuel pressure drop.
  168. 2003 dhs p0300
  169. Just one glitch left '93 North* %$#@!!
  170. replace or rebuild???? northstar
  171. 2000 DeVille oil filter
  172. Where can I get an engine overhaul kit for 97 4.6L Northstar?
  173. blown head gasket test kit
  174. Stubborn Water Pump Removal
  175. 4.6l N* knocks in cold weather, but quiets after operating temp is reached.
  176. Convert OBDII Northstar to OBDI ???
  177. Timing chain routing??
  178. Northstar 6 Speed Manual
  179. New ECM option for Northstar swappers
  180. Arrrghh Won't start
  181. Seville Filter
  182. Cadillac N* redesign is the fastest TQ. Converter?
  183. help identify the problem !
  184. loss of power
  185. Transmission Removal/replacement
  186. Camshaft install bolt pattern
  187. instaling water pump pulley
  188. Source/Recommendations for Rebuilt Northstar Engines?
  189. Stumble at hot idle, stalling
  190. detonation-preignition
  191. 95 Eldorado has SLOW starting Issue.
  192. Problem after 99 STS Headbolt stripped and repaired
  193. Guide Pin / Alignment Pin Removal The Easy Way
  194. My Northstar is running...
  195. 94 Concours intermittant no start
  196. Unique engine swap, need help deciding which N*
  197. Having a lil trouble holding 4th
  198. 2003 Northstar into a 2001 Deville
  199. TCC Solenoid - Please Help!!
  200. Where did the MPG go?
  201. Intake manifold
  202. 01 SLS Problems
  203. Anyone ever do a headgasket in the car?
  204. traction control input and output data
  205. Fly wheel/starter prof replaced, now oil leak?
  206. Keep getting same code.
  207. Cold starts not so good...
  208. 2001 DTS valvetrain noise after HG job?!
  209. Half Case Seal....
  210. P0153 - HO2S Slow Response Bank 2 Sensor 1
  211. Oil leak on STS, oil pan?
  212. 1994 eldorado coolant leak
  213. failed smog test again. the HC is still high @15MPH
  214. what resonator reduces drone, but not volume? (corsa not option)
  215. Water crossover parts to replace?
  216. intake and top cover 94 Seville STS 4.6
  217. 00 STS Air Pumps; how many of them?
  218. oil pressure
  219. Have a Northstar engine, what should I do with it?
  220. Code help...please!!!!!
  221. Help with o2 sensor--no cat--code p0146
  222. Anyone here an attorney - re: Head gasket failures?
  223. what happend to my kruella
  224. 6 of 8 spark plugs are oily!
  225. Code Assistance
  226. HG cause emissions test failure?
  227. new DTS. wide open throttle?
  228. Quick question: about to order from Rockauto
  229. Remote start
  230. 01 dhs over heating HELP!! PLEASE
  231. Questions about my Headgasket Job
  232. Curse stop leak and fast talking sales men!!
  233. Onboard computer and the octane rating of the fuel being used.
  234. 99 Deville Northstar-New fuel pump, but wont start
  235. need help on north star wire replacing...
  236. codes 073 and 1644
  237. Ranger Should Write a Caddy What to Expect Book
  238. 1st Annual Northstar Meet
  239. Dtc 730
  240. Northstar Stud Kits ready to ship!
  241. 98 SLS screeching noise from egen.
  242. ICM weak spark, have questions
  243. How to drop the cradle?
  244. Wheres my coolant going????
  245. front driver o2 sensor, where do connector wire lead to??
  246. Just got Headgaskets done. Still yellow liquid.
  247. Alternator Bearing Replacement?
  248. 01 STS Cracked Block Rebuilt Engine Recomendations
  249. Didn't pass emission. Got a high NO. Shouldn't use regular Gas(87)?
  250. A spike in coolant temp '93 North*