: Northstar Engines and System Technical Discussion



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  1. Northstar Bracket
  2. my 1st post transmission problems i think
  3. Priming the oil pump on a northstar engine
  4. 2000 STS, N*interchangibility?
  5. Trying to find Intake Manifold Spacer
  6. PCM wiring without a complete car harness
  7. 99 ETC Weak hot restart?
  8. deville 2000 HG ???
  9. DHS would stall upon starting... would not idle
  10. Why Check the Oil When Hot?
  11. very little coolant circulation...i hope its not a head gasket
  12. '99 STS Oil Smell?
  13. Any good Northstar Mechanics in SoCal
  14. radiator drain valve
  15. New Studs to incorporate alignment pins
  16. 1997 Power Steering Pump Questions
  17. 2000 N* Head Gasket probability
  18. 00' STS N* Conversion ???
  19. 99 Deville/Headgasket Issue
  20. Misfire PC0300 Code
  21. Code P0741...Really confused.....Need help!!!
  22. Finally tore the motor apart
  23. 1997 sts stalled, Won't start
  24. HARD loud knock @ acceleration. help
  25. 93 Northstar Dies randomly. HELP!
  26. 95 SLS throttle body vacuum plug
  27. 2006 DTS engine issue
  28. 97 northstar balancer removal
  29. Advice on Northstar Transmission???
  30. oil in the antifreeze & overheating
  31. HG blown 375 days after a $3500 repair
  32. Northstar Coil Bank
  33. Engine wiring harness removal
  34. 97 seville sls coolant loss
  35. 98 deville engine question
  36. STS Blowing Out Oil But From WHERE?????
  37. '93 STS Oil cooler
  38. What kind of seal installer to use?
  39. Northstar head gasket replacement with warranty, Louisville KY - 1500 + parts
  40. how easy is changing the thermostat yourself
  41. Low speed stall
  42. Coolant Issue "00 STS"
  43. failed state inspection because of p0507
  44. Alternator questions....
  45. Bars Leaks Liquid Copper?
  46. which of these codes will cause my service engine light to be on?
  47. 97 Deville oil pan leak
  48. Please Help with long cranking time
  49. high idle
  50. Aftermarket Intake for '99 DeVille base model
  51. 02 Deville rough idle & codes
  52. 1998 Eldorado Head Gasket - 2nd time in 375-days
  53. Started to hear an intermittent grinding noise
  54. $788 To fix P0410 Code
  55. Car Stalled, won't restart
  56. Smell Coolant after Driving??
  57. 1994 STS quit in driveway, seems battery went dead.
  58. 2000 seville sts misfire
  59. Idle Air Control Valve (IAC)
  60. 94 sts intake cover gasket
  61. HG Budget for 97 STS
  62. Help.. 2000 dts tranny blown
  63. 1999 Seville SLS hard start P1350/P1375
  64. Crap!!! Coolant leak! what do I do!?!?!?
  65. 97 Northstar Oil leak
  66. 94 Eldorado Idle problem
  67. Best service manual (rebuilding)
  68. low oil pressure indictator
  69. Any idea what I should pay to get the evap solenoid replaced ?
  70. Thinking of rebuilding motor... questions..
  71. 2001 Deville getting hot
  72. Oil pressure
  73. Cooling system tablets after HG job
  74. HG Jobs for all, anywhere in Canada or USA in my new shop
  75. where to get headgasket job done?
  76. Northstar Engine Gets Gummy?
  77. STS low power
  78. Northstar engine miss
  79. 2002 Deville P3008 code
  80. Real Performance Parts for the L37
  81. HELP outta town with tranny issues
  82. Cooling fans and hard driving- temp spikes
  83. Convert 98 SLS motor into STS motor?
  84. NO Codes but stalls...
  85. Stand-alone Northstar engine/trans for swap
  86. 4T80E solenoid shift replacement
  87. N* Swap with Factory ECM and avoiding DTC's
  88. Vin lookup for engine history
  89. 1999 STS Traction Control off......Unable to turn it on.
  90. 98 deville no fan / tech 2 commanded fan on
  91. 1999 Seville OVERHEATING
  92. Any differences in an Export N* Engine and a Domestic One?
  93. To much Antifreez
  94. Synthetic or Regular Oil in 08 Escalade ESV?
  95. Stalling when wet
  96. 1998 STS : Code v
  97. 02 Deville plenum question
  98. MSD Timing Controller - Question for AJ
  99. Cranshaft Main Bolts
  100. Rear Main Seal Install
  101. Where to find coolant test?
  102. Can I put a 2001 Northstar in a 1997 Eldorado?
  103. Major coolant leak
  104. I think i'm ready
  105. what to look for buying a used northstar powered car
  106. Happy ending to overheating problem
  107. 2000 sts
  108. Fully Polished Aluminum Strut Tower Brace for 98+Seville and 00+ Deville
  109. o2 sensor thread repair
  110. Bypass AC pump 94 Eldorado
  111. Northstar oil leak, main bolts
  112. 1993 Eldorado Northstar running rough
  113. Limp Mode?
  114. STS N* Rough Idle/Miss at Startup
  115. northstar aurora alternator
  116. Swap 4.9l v8 and 4.6l v8 northstar
  117. '99 STS stuck water water pump
  118. Water pump drive pulley
  119. heater on bench 1?
  120. Hello all
  121. wide engine temp swing
  122. Oil pan gasket
  123. I allmost died in my sts !!!!!, P065 drives itself
  124. 1993 seville STS
  125. cooling fan electrical diagram
  126. Fuel Injectors Revisited
  127. head gasket replacement in louisville kentucky area
  128. Cam Replacement in Car
  129. Northstar block #'s info needed on a used engine.
  130. oil filter for northstar
  131. 2000 sls overheating
  132. SLS overheating help? please?
  133. testing for bad HG
  134. 94 STS Coolant leak between block and flywheel
  135. Valve cover gaskets
  136. Hitting rev limiter in idle after startup
  137. Bad news Very Bad news
  138. EGR symptoms
  139. fuel pumps
  140. manifold pressure sensor or mat sensor
  141. Transaxle interchange
  142. TSB for Oil Consumption
  143. N*** PCM hacking Help
  144. Increasing fuel efficiency
  145. 94 Eldorado 4.6 High Idle
  146. photo shop help
  147. high engine rpm at start up
  148. Is it possible to have digital temperature display on 2002 deville ?
  149. 99 STS metallic ticking noise from valve area
  150. Bonneville GXP 1/4 mile times
  151. Time Serts, Norm's, SureGrip Stud Kit??????
  152. p080
  153. 2004 Deville 275hp... a good buy?
  154. I would like to 'update' the Performance Parts Mega-Post
  155. Questions for Ranger and Submariner409
  156. Cleaning Engine what do i cover?
  157. Any Ideas? No codes, backfire, sputter & parking brake get stuck
  158. dropping cradle: what would you replace preemptively
  159. HG and Timesert in car
  160. 1993 Cadillac Seville STS 4.6l engine bog
  161. Shoud i replace input speed sensor on 2002 deville 140k
  162. Go with studs and get warranty on a DIY HG job
  163. 2002 deville HEAD JOB and MORE --PLEASE HELP
  164. Help. 99 sts dash clicking?
  165. The ever present "miss"
  166. new engine ...?
  167. Code P0603
  168. Fire!!! Eh, not so bad..
  169. Fuel pump removal pictures
  170. No more HG jobs. I'm finished.
  171. More problems after a HG job- or are they?
  172. 02 dts high idle prob
  173. What 2 Do About GM's OHC V8 Engine.... How about the Mainstreaming of the 4.4L SC NS?
  174. 94-99 vs. 2000+ N* Oil issues
  175. RWD Northstar
  176. Running a 2005 N* on a 2006 N* PCM
  177. intake blow off flap
  178. PO155 (HO2S) Code
  179. 95 devile no heat on driver side help
  180. Clever stuff...I think?
  181. trading up
  182. Has anyone tried to put sc 3800 v6?
  183. What gives ?
  184. What is the probability of head gasket failure?
  185. Fuel Pump removal
  186. Like my N* but
  187. Motor will be coming back out after HG job!
  188. Check engine light ?
  189. 1997 deville hard start warm engine
  190. Low mileage Northstar
  191. 00 DTS Falls Flat on Face
  192. Fuel Pump repair kit
  193. Compression test for a head gasket failure
  194. Built Buick Lucerne (400HP Northstar Engine)
  195. Head Gasket Repair in Alaska
  196. Headgasket test kit ?
  197. 97 & 99 deville engine swap??????
  198. Problems After HG job!
  199. Cooling Fans
  200. P0300 and just filled coolant
  201. 01 northstar for sale
  202. northstar power
  203. 1998 STS stalling at idle
  204. New '98 Deville Owner with coolant questions
  205. Find the oil leak
  206. $28 Combustion Leak Tester Kit (Lisle)
  207. Vacuun ports on the northstar
  208. TCC converter stuck off
  209. 2002 Cadillac Deville Rad Flush tips?
  210. 99 Cadillac Seville
  211. EGR or something worse? Please help! '96 SLS
  212. adding oil between oil changes
  213. Mods for transmission during HG job?
  214. 98 SLS with valve noise - ????
  215. 98 sts northstar engine swap
  216. Coolant Question
  217. Part Number: Camshaft seal @ water pump pulley?
  218. Supercharge Your NorthStar for Free.
  219. GIVING AWAY 97 & 98 DEVILLES u pay ship
  220. Engine swap????????
  221. Freebie!
  222. How to install an Eaton/GM M90 Supercharger on a 2003 Northstar
  223. Cam Shaft Bolts!!!
  224. 95 Seville SLS cold start problem with instant fuel pressure drop.
  225. 2003 dhs p0300
  226. Just one glitch left '93 North* %$#@!!
  227. replace or rebuild???? northstar
  228. 2000 DeVille oil filter
  229. Where can I get an engine overhaul kit for 97 4.6L Northstar?
  230. blown head gasket test kit
  231. Stubborn Water Pump Removal
  232. 4.6l N* knocks in cold weather, but quiets after operating temp is reached.
  233. Convert OBDII Northstar to OBDI ???
  234. Timing chain routing??
  235. Northstar 6 Speed Manual
  236. New ECM option for Northstar swappers
  237. Arrrghh Won't start
  238. Seville Filter
  239. Cadillac N* redesign is the fastest TQ. Converter?
  240. help identify the problem !
  241. loss of power
  242. Transmission Removal/replacement
  243. Camshaft install bolt pattern
  244. instaling water pump pulley
  245. Source/Recommendations for Rebuilt Northstar Engines?
  246. Stumble at hot idle, stalling
  247. detonation-preignition
  248. 95 Eldorado has SLOW starting Issue.
  249. Problem after 99 STS Headbolt stripped and repaired
  250. Guide Pin / Alignment Pin Removal The Easy Way