: Northstar Engines and System Technical Discussion



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  1. Happy ending to overheating problem
  2. 2000 sts
  3. Fully Polished Aluminum Strut Tower Brace for 98+Seville and 00+ Deville
  4. o2 sensor thread repair
  5. Bypass AC pump 94 Eldorado
  6. Northstar oil leak, main bolts
  7. 1993 Eldorado Northstar running rough
  8. Limp Mode?
  9. STS N* Rough Idle/Miss at Startup
  10. northstar aurora alternator
  11. Swap 4.9l v8 and 4.6l v8 northstar
  12. '99 STS stuck water water pump
  13. Water pump drive pulley
  14. heater on bench 1?
  15. Hello all
  16. wide engine temp swing
  17. Oil pan gasket
  18. I allmost died in my sts !!!!!, P065 drives itself
  19. 1993 seville STS
  20. cooling fan electrical diagram
  21. Fuel Injectors Revisited
  22. head gasket replacement in louisville kentucky area
  23. Cam Replacement in Car
  24. Northstar block #'s info needed on a used engine.
  25. oil filter for northstar
  26. 2000 sls overheating
  27. SLS overheating help? please?
  28. testing for bad HG
  29. 94 STS Coolant leak between block and flywheel
  30. Valve cover gaskets
  31. Hitting rev limiter in idle after startup
  32. Bad news Very Bad news
  33. EGR symptoms
  34. fuel pumps
  35. manifold pressure sensor or mat sensor
  36. Transaxle interchange
  37. TSB for Oil Consumption
  38. N*** PCM hacking Help
  39. Increasing fuel efficiency
  40. 94 Eldorado 4.6 High Idle
  41. photo shop help
  42. high engine rpm at start up
  43. Is it possible to have digital temperature display on 2002 deville ?
  44. 99 STS metallic ticking noise from valve area
  45. Bonneville GXP 1/4 mile times
  46. Time Serts, Norm's, SureGrip Stud Kit??????
  47. p080
  48. 2004 Deville 275hp... a good buy?
  49. I would like to 'update' the Performance Parts Mega-Post
  50. Questions for Ranger and Submariner409
  51. Cleaning Engine what do i cover?
  52. Any Ideas? No codes, backfire, sputter & parking brake get stuck
  53. dropping cradle: what would you replace preemptively
  54. HG and Timesert in car
  55. 1993 Cadillac Seville STS 4.6l engine bog
  56. Shoud i replace input speed sensor on 2002 deville 140k
  57. Go with studs and get warranty on a DIY HG job
  58. 2002 deville HEAD JOB and MORE --PLEASE HELP
  59. Help. 99 sts dash clicking?
  60. The ever present "miss"
  61. new engine ...?
  62. Code P0603
  63. Fire!!! Eh, not so bad..
  64. Fuel pump removal pictures
  65. No more HG jobs. I'm finished.
  66. More problems after a HG job- or are they?
  67. 02 dts high idle prob
  68. What 2 Do About GM's OHC V8 Engine.... How about the Mainstreaming of the 4.4L SC NS?
  69. 94-99 vs. 2000+ N* Oil issues
  70. RWD Northstar
  71. Running a 2005 N* on a 2006 N* PCM
  72. intake blow off flap
  73. PO155 (HO2S) Code
  74. 95 devile no heat on driver side help
  75. Clever stuff...I think?
  76. trading up
  77. Has anyone tried to put sc 3800 v6?
  78. What gives ?
  79. What is the probability of head gasket failure?
  80. Fuel Pump removal
  81. Like my N* but
  82. Motor will be coming back out after HG job!
  83. Check engine light ?
  84. 1997 deville hard start warm engine
  85. Low mileage Northstar
  86. 00 DTS Falls Flat on Face
  87. Fuel Pump repair kit
  88. Compression test for a head gasket failure
  89. Built Buick Lucerne (400HP Northstar Engine)
  90. Head Gasket Repair in Alaska
  91. Headgasket test kit ?
  92. 97 & 99 deville engine swap??????
  93. Problems After HG job!
  94. Cooling Fans
  95. P0300 and just filled coolant
  96. 01 northstar for sale
  97. northstar power
  98. 1998 STS stalling at idle
  99. New '98 Deville Owner with coolant questions
  100. Find the oil leak
  101. $28 Combustion Leak Tester Kit (Lisle)
  102. Vacuun ports on the northstar
  103. TCC converter stuck off
  104. 2002 Cadillac Deville Rad Flush tips?
  105. 99 Cadillac Seville
  106. EGR or something worse? Please help! '96 SLS
  107. adding oil between oil changes
  108. Mods for transmission during HG job?
  109. 98 SLS with valve noise - ????
  110. 98 sts northstar engine swap
  111. Coolant Question
  112. Part Number: Camshaft seal @ water pump pulley?
  113. Supercharge Your NorthStar for Free.
  114. GIVING AWAY 97 & 98 DEVILLES u pay ship
  115. Engine swap????????
  116. Freebie!
  117. How to install an Eaton/GM M90 Supercharger on a 2003 Northstar
  118. Cam Shaft Bolts!!!
  119. 95 Seville SLS cold start problem with instant fuel pressure drop.
  120. 2003 dhs p0300
  121. Just one glitch left '93 North* %$#@!!
  122. replace or rebuild???? northstar
  123. 2000 DeVille oil filter
  124. Where can I get an engine overhaul kit for 97 4.6L Northstar?
  125. blown head gasket test kit
  126. Stubborn Water Pump Removal
  127. 4.6l N* knocks in cold weather, but quiets after operating temp is reached.
  128. Convert OBDII Northstar to OBDI ???
  129. Timing chain routing??
  130. Northstar 6 Speed Manual
  131. New ECM option for Northstar swappers
  132. Arrrghh Won't start
  133. Seville Filter
  134. Cadillac N* redesign is the fastest TQ. Converter?
  135. help identify the problem !
  136. loss of power
  137. Transmission Removal/replacement
  138. Camshaft install bolt pattern
  139. instaling water pump pulley
  140. Source/Recommendations for Rebuilt Northstar Engines?
  141. Stumble at hot idle, stalling
  142. detonation-preignition
  143. 95 Eldorado has SLOW starting Issue.
  144. Problem after 99 STS Headbolt stripped and repaired
  145. Guide Pin / Alignment Pin Removal The Easy Way
  146. My Northstar is running...
  147. 94 Concours intermittant no start
  148. Unique engine swap, need help deciding which N*
  149. Having a lil trouble holding 4th
  150. 2003 Northstar into a 2001 Deville
  151. TCC Solenoid - Please Help!!
  152. Where did the MPG go?
  153. Intake manifold
  154. 01 SLS Problems
  155. Anyone ever do a headgasket in the car?
  156. traction control input and output data
  157. Fly wheel/starter prof replaced, now oil leak?
  158. Keep getting same code.
  159. Cold starts not so good...
  160. 2001 DTS valvetrain noise after HG job?!
  161. Half Case Seal....
  162. P0153 - HO2S Slow Response Bank 2 Sensor 1
  163. Oil leak on STS, oil pan?
  164. 1994 eldorado coolant leak
  165. failed smog test again. the HC is still high @15MPH
  166. what resonator reduces drone, but not volume? (corsa not option)
  167. Water crossover parts to replace?
  168. intake and top cover 94 Seville STS 4.6
  169. 00 STS Air Pumps; how many of them?
  170. oil pressure
  171. Have a Northstar engine, what should I do with it?
  172. Code help...please!!!!!
  173. Help with o2 sensor--no cat--code p0146
  174. Anyone here an attorney - re: Head gasket failures?
  175. what happend to my kruella
  176. 6 of 8 spark plugs are oily!
  177. Code Assistance
  178. HG cause emissions test failure?
  179. new DTS. wide open throttle?
  180. Quick question: about to order from Rockauto
  181. Remote start
  182. 01 dhs over heating HELP!! PLEASE
  183. Questions about my Headgasket Job
  184. Curse stop leak and fast talking sales men!!
  185. Onboard computer and the octane rating of the fuel being used.
  186. 99 Deville Northstar-New fuel pump, but wont start
  187. need help on north star wire replacing...
  188. codes 073 and 1644
  189. Ranger Should Write a Caddy What to Expect Book
  190. 1st Annual Northstar Meet
  191. Dtc 730
  192. Northstar Stud Kits ready to ship!
  193. 98 SLS screeching noise from egen.
  194. ICM weak spark, have questions
  195. How to drop the cradle?
  196. Wheres my coolant going????
  197. front driver o2 sensor, where do connector wire lead to??
  198. Just got Headgaskets done. Still yellow liquid.
  199. Alternator Bearing Replacement?
  200. 01 STS Cracked Block Rebuilt Engine Recomendations
  201. Didn't pass emission. Got a high NO. Shouldn't use regular Gas(87)?
  202. A spike in coolant temp '93 North*
  203. 2007 XLR 4.6 in a Hot Rod!
  204. Testing MAF Sensor on '97 N* ??
  205. 02 SLS not liking the cold weather
  206. New Eldo Owner: Speed Limiter Question
  207. Damned Motor Mounts
  208. weak fuel pump question
  209. Low oil pressure/stop engine message
  210. '03 SLS - "Surges" at slowdown and stoplights
  211. torque convertor clutch solenoid
  212. Service Electrical System
  213. EGR Removal / Steel fuel rails
  214. advice needed - stubborn tight spark plug
  215. Motor swap,
  216. "97 DeVille B1S1 Oxygen Sensor
  217. I need help
  218. Track times
  219. Coolant leak when driving
  220. 96 SLS Electrical Charge System Gremlin
  221. P 420 code-what does it mean?
  222. Heater Core?
  223. Which side of the engine is "left" side?
  224. Vacuun line diagrahm
  225. 96 sls over curb now won't start
  226. electrical humming noise
  227. cam reluctors
  228. crankshaft sensors
  229. confused
  230. Transmission Pressure Control Solenoid 4T80E
  231. Worn Engine Mounts?
  232. strip thread in block
  233. Cadillac techs, can we visit you?
  234. Why remove the strut brace?
  235. oil filter adapter housing broke!
  236. Head gasket
  237. '97 Northstar MAF location and codes
  238. 94 4.6L Northstar stalls after warmup
  239. P024 - current 93 n* 4t80e trans.
  240. Fuel line?/Vacuum Line?
  241. 1993 4T80-E Transmission
  242. 65k mile service
  243. 4.6L Northstar Rattle
  244. '93 North* Glitch out of hand!
  245. 94 Concours Engine Clatter
  246. Any idea what part this is..urgent
  247. 94 N* overheating and leaking -bubba move
  248. What does a missfire feel like?
  249. 94 Concours leaking oil question
  250. Coil Pack Replacement