: Northstar Engines and System Technical Discussion



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  1. Any good Northstar Mechanics in SoCal
  2. radiator drain valve
  3. New Studs to incorporate alignment pins
  4. 1997 Power Steering Pump Questions
  5. 2000 N* Head Gasket probability
  6. 00' STS N* Conversion ???
  7. 99 Deville/Headgasket Issue
  8. Misfire PC0300 Code
  9. Code P0741...Really confused.....Need help!!!
  10. Finally tore the motor apart
  11. 1997 sts stalled, Won't start
  12. HARD loud knock @ acceleration. help
  13. 93 Northstar Dies randomly. HELP!
  14. 95 SLS throttle body vacuum plug
  15. 2006 DTS engine issue
  16. 97 northstar balancer removal
  17. Advice on Northstar Transmission???
  18. oil in the antifreeze & overheating
  19. HG blown 375 days after a $3500 repair
  20. Northstar Coil Bank
  21. Engine wiring harness removal
  22. 97 seville sls coolant loss
  23. 98 deville engine question
  24. STS Blowing Out Oil But From WHERE?????
  25. '93 STS Oil cooler
  26. What kind of seal installer to use?
  27. Northstar head gasket replacement with warranty, Louisville KY - 1500 + parts
  28. how easy is changing the thermostat yourself
  29. Low speed stall
  30. Coolant Issue "00 STS"
  31. failed state inspection because of p0507
  32. Alternator questions....
  33. Bars Leaks Liquid Copper?
  34. which of these codes will cause my service engine light to be on?
  35. 97 Deville oil pan leak
  36. Please Help with long cranking time
  37. high idle
  38. Aftermarket Intake for '99 DeVille base model
  39. 02 Deville rough idle & codes
  40. 1998 Eldorado Head Gasket - 2nd time in 375-days
  41. Started to hear an intermittent grinding noise
  42. $788 To fix P0410 Code
  43. Car Stalled, won't restart
  44. Smell Coolant after Driving??
  45. 1994 STS quit in driveway, seems battery went dead.
  46. 2000 seville sts misfire
  47. Idle Air Control Valve (IAC)
  48. 94 sts intake cover gasket
  49. HG Budget for 97 STS
  50. Help.. 2000 dts tranny blown
  51. 1999 Seville SLS hard start P1350/P1375
  52. Crap!!! Coolant leak! what do I do!?!?!?
  53. 97 Northstar Oil leak
  54. 94 Eldorado Idle problem
  55. Best service manual (rebuilding)
  56. low oil pressure indictator
  57. Any idea what I should pay to get the evap solenoid replaced ?
  58. Thinking of rebuilding motor... questions..
  59. 2001 Deville getting hot
  60. Oil pressure
  61. Cooling system tablets after HG job
  62. HG Jobs for all, anywhere in Canada or USA in my new shop
  63. where to get headgasket job done?
  64. Northstar Engine Gets Gummy?
  65. STS low power
  66. Northstar engine miss
  67. 2002 Deville P3008 code
  68. Real Performance Parts for the L37
  69. HELP outta town with tranny issues
  70. Cooling fans and hard driving- temp spikes
  71. Convert 98 SLS motor into STS motor?
  72. NO Codes but stalls...
  73. Stand-alone Northstar engine/trans for swap
  74. 4T80E solenoid shift replacement
  75. N* Swap with Factory ECM and avoiding DTC's
  76. Vin lookup for engine history
  77. 1999 STS Traction Control off......Unable to turn it on.
  78. 98 deville no fan / tech 2 commanded fan on
  79. 1999 Seville OVERHEATING
  80. Any differences in an Export N* Engine and a Domestic One?
  81. To much Antifreez
  82. Synthetic or Regular Oil in 08 Escalade ESV?
  83. Stalling when wet
  84. 1998 STS : Code v
  85. 02 Deville plenum question
  86. MSD Timing Controller - Question for AJ
  87. Cranshaft Main Bolts
  88. Rear Main Seal Install
  89. Where to find coolant test?
  90. Can I put a 2001 Northstar in a 1997 Eldorado?
  91. Major coolant leak
  92. I think i'm ready
  93. what to look for buying a used northstar powered car
  94. Happy ending to overheating problem
  95. 2000 sts
  96. Fully Polished Aluminum Strut Tower Brace for 98+Seville and 00+ Deville
  97. o2 sensor thread repair
  98. Bypass AC pump 94 Eldorado
  99. Northstar oil leak, main bolts
  100. 1993 Eldorado Northstar running rough
  101. Limp Mode?
  102. STS N* Rough Idle/Miss at Startup
  103. northstar aurora alternator
  104. Swap 4.9l v8 and 4.6l v8 northstar
  105. '99 STS stuck water water pump
  106. Water pump drive pulley
  107. heater on bench 1?
  108. Hello all
  109. wide engine temp swing
  110. Oil pan gasket
  111. I allmost died in my sts !!!!!, P065 drives itself
  112. 1993 seville STS
  113. cooling fan electrical diagram
  114. Fuel Injectors Revisited
  115. head gasket replacement in louisville kentucky area
  116. Cam Replacement in Car
  117. Northstar block #'s info needed on a used engine.
  118. oil filter for northstar
  119. 2000 sls overheating
  120. SLS overheating help? please?
  121. testing for bad HG
  122. 94 STS Coolant leak between block and flywheel
  123. Valve cover gaskets
  124. Hitting rev limiter in idle after startup
  125. Bad news Very Bad news
  126. EGR symptoms
  127. fuel pumps
  128. manifold pressure sensor or mat sensor
  129. Transaxle interchange
  130. TSB for Oil Consumption
  131. N*** PCM hacking Help
  132. Increasing fuel efficiency
  133. 94 Eldorado 4.6 High Idle
  134. photo shop help
  135. high engine rpm at start up
  136. Is it possible to have digital temperature display on 2002 deville ?
  137. 99 STS metallic ticking noise from valve area
  138. Bonneville GXP 1/4 mile times
  139. Time Serts, Norm's, SureGrip Stud Kit??????
  140. p080
  141. 2004 Deville 275hp... a good buy?
  142. I would like to 'update' the Performance Parts Mega-Post
  143. Questions for Ranger and Submariner409
  144. Cleaning Engine what do i cover?
  145. Any Ideas? No codes, backfire, sputter & parking brake get stuck
  146. dropping cradle: what would you replace preemptively
  147. HG and Timesert in car
  148. 1993 Cadillac Seville STS 4.6l engine bog
  149. Shoud i replace input speed sensor on 2002 deville 140k
  150. Go with studs and get warranty on a DIY HG job
  151. 2002 deville HEAD JOB and MORE --PLEASE HELP
  152. Help. 99 sts dash clicking?
  153. The ever present "miss"
  154. new engine ...?
  155. Code P0603
  156. Fire!!! Eh, not so bad..
  157. Fuel pump removal pictures
  158. No more HG jobs. I'm finished.
  159. More problems after a HG job- or are they?
  160. 02 dts high idle prob
  161. What 2 Do About GM's OHC V8 Engine.... How about the Mainstreaming of the 4.4L SC NS?
  162. 94-99 vs. 2000+ N* Oil issues
  163. RWD Northstar
  164. Running a 2005 N* on a 2006 N* PCM
  165. intake blow off flap
  166. PO155 (HO2S) Code
  167. 95 devile no heat on driver side help
  168. Clever stuff...I think?
  169. trading up
  170. Has anyone tried to put sc 3800 v6?
  171. What gives ?
  172. What is the probability of head gasket failure?
  173. Fuel Pump removal
  174. Like my N* but
  175. Motor will be coming back out after HG job!
  176. Check engine light ?
  177. 1997 deville hard start warm engine
  178. Low mileage Northstar
  179. 00 DTS Falls Flat on Face
  180. Fuel Pump repair kit
  181. Compression test for a head gasket failure
  182. Built Buick Lucerne (400HP Northstar Engine)
  183. Head Gasket Repair in Alaska
  184. Headgasket test kit ?
  185. 97 & 99 deville engine swap??????
  186. Problems After HG job!
  187. Cooling Fans
  188. P0300 and just filled coolant
  189. 01 northstar for sale
  190. northstar power
  191. 1998 STS stalling at idle
  192. New '98 Deville Owner with coolant questions
  193. Find the oil leak
  194. $28 Combustion Leak Tester Kit (Lisle)
  195. Vacuun ports on the northstar
  196. TCC converter stuck off
  197. 2002 Cadillac Deville Rad Flush tips?
  198. 99 Cadillac Seville
  199. EGR or something worse? Please help! '96 SLS
  200. adding oil between oil changes
  201. Mods for transmission during HG job?
  202. 98 SLS with valve noise - ????
  203. 98 sts northstar engine swap
  204. Coolant Question
  205. Part Number: Camshaft seal @ water pump pulley?
  206. Supercharge Your NorthStar for Free.
  207. GIVING AWAY 97 & 98 DEVILLES u pay ship
  208. Engine swap????????
  209. Freebie!
  210. How to install an Eaton/GM M90 Supercharger on a 2003 Northstar
  211. Cam Shaft Bolts!!!
  212. 95 Seville SLS cold start problem with instant fuel pressure drop.
  213. 2003 dhs p0300
  214. Just one glitch left '93 North* %$#@!!
  215. replace or rebuild???? northstar
  216. 2000 DeVille oil filter
  217. Where can I get an engine overhaul kit for 97 4.6L Northstar?
  218. blown head gasket test kit
  219. Stubborn Water Pump Removal
  220. 4.6l N* knocks in cold weather, but quiets after operating temp is reached.
  221. Convert OBDII Northstar to OBDI ???
  222. Timing chain routing??
  223. Northstar 6 Speed Manual
  224. New ECM option for Northstar swappers
  225. Arrrghh Won't start
  226. Seville Filter
  227. Cadillac N* redesign is the fastest TQ. Converter?
  228. help identify the problem !
  229. loss of power
  230. Transmission Removal/replacement
  231. Camshaft install bolt pattern
  232. instaling water pump pulley
  233. Source/Recommendations for Rebuilt Northstar Engines?
  234. Stumble at hot idle, stalling
  235. detonation-preignition
  236. 95 Eldorado has SLOW starting Issue.
  237. Problem after 99 STS Headbolt stripped and repaired
  238. Guide Pin / Alignment Pin Removal The Easy Way
  239. My Northstar is running...
  240. 94 Concours intermittant no start
  241. Unique engine swap, need help deciding which N*
  242. Having a lil trouble holding 4th
  243. 2003 Northstar into a 2001 Deville
  244. TCC Solenoid - Please Help!!
  245. Where did the MPG go?
  246. Intake manifold
  247. 01 SLS Problems
  248. Anyone ever do a headgasket in the car?
  249. traction control input and output data
  250. Fly wheel/starter prof replaced, now oil leak?