: Northstar Engines and System Technical Discussion



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  1. radiator cap # ?
  2. Northstar Loan-A-Tool Program, USA shipping on stud kits
  3. EGR Major Issues..help!
  4. 2000 Deville surging?
  5. 1998 STS crankshaft position sensors location
  6. Deville engine swaps and differences
  7. Water pump won't break
  8. New business pratices and standards coming into effect Apr 15/2014
  9. AIR pump on '99
  10. 1995 STS - multiple crank cold starts
  11. Pre-diagnosing HG issues?
  12. eldo running hot
  13. Which alternator? 94 Deville Concours
  14. My 1994 Deville 4.9 is starting to show some signs.
  15. 1999 deville - replaced water pump - running hot
  16. 2009 Buick Lucerne Headgasket
  17. The American V8 - Anatomy of a Hydrolock
  18. 2005 Deville oil pan seal leak
  19. Vacuum diagram
  20. 1997 STS - Long crank/start times - (Advice / Ideas)
  21. Lower crankcase reseal - 2005 Deville
  22. My sincerest apologies and also thanks -
  23. headbolt inserts
  24. Northstar and carbon cleaning
  25. Running but ............... 2001 Northstar
  26. 2000 DTS - no power
  27. To buy or not to buy.....1998 ESC
  28. 1996 DeVille flex plate replacement
  29. engine oil in intake manifold
  30. 2004 DTS Frustrations... misfires and SES
  31. 2000 SLS powertrain/ cradle removal
  32. 98 deville coolant smell?
  33. 02 N☆ Fuel Pressure
  34. Air intake upgrade - DTS Performance ?
  35. 2007 Engine Knock 4.6 Help
  36. The Caddy lives again - Life after the dreaded head leakage
  37. 1997 Deville - EGR remove & replace
  38. Northstar head bolt hole thread repair options
  39. Northstar Vehicle Production Numbers 1993-2009
  40. 2000 STS - P 0300 - rough idle
  41. 2003 Seville EGR codes
  42. 2004 DHS - CMP location ?
  43. Mechinical buzzing noise from under hood ( 2002 Deville, 150,000)
  44. Blue devil and Norhtstar:
  45. Stalling issue - slow speeds - 1998 ETC
  46. Damaged throttle cable (1998 Deville)
  47. 2000 DTS - correct replacement engine ?
  48. My experience with the water crossover job
  49. Northstar Swap Question
  50. Interesting Listing........ pre-2000 Northstar and transmission
  51. 2001 Deville oil distribution manifold plate seal leak
  52. 1998 Deville has leak at water crossover (150,000 miles)
  53. 2003 Head Gasket Repair
  54. 2006 Northstar engine problems - Buick Lucerne
  55. Water pump? 1999 STS overheating
  56. Northstar swap into a 1987 Fiero GT - engines and differences
  57. Oil Filter Pre-fill
  58. The InFamous N* Oil Leak - Oil Manifold
  59. Engine miss - 1998 Deville
  60. Priming Northstar after total rebuild
  61. Which Rear Main Seal installer do I need for a 1999 DeVille?
  62. Alt amps too high?
  63. 2003 STS engine seized
  64. Cylinder damage question....extended idling
  65. Anyone use "cadillacheadgasketfix.com" in bellflower, ca. to rebuild their Northstar?
  66. My 2000 Deville is back to life
  67. Melted camshaft water pump drive pulley
  68. 2001 Deville N* Spark plug boots questions
  69. drove over curb in fog 96 cadi died and wont restart
  70. fuel injector removal
  71. 2000 head gasket/ insert differences
  72. Northstar overheating-Repair
  73. Head porting Northstar...
  74. 01 Seville runs rough, 0306 code intermittent
  75. Attention all Northstar engine owners - Carroll Cadillac studs
  76. Questions about pre 00 Northstar oil change and use of additives
  77. Pressure in expansion tank
  78. ran out of gas now my SES light turned on any help
  79. New Northstar Crate Engines
  80. very bad coolant leak
  81. High Idle question
  82. Flowmasters on a 2003 SLS
  83. Simple spark plug question - Northstar "tune up"
  84. Results posted - Christmas Draw - FREE STUD KIT!
  85. 2004 Deville rough idle
  86. 1996 Deville fuel injectors
  87. Cylinder head bolt replacement
  88. Northstar R&D-Bench Test Apparatus
  89. Hello Cadillac/Northstar owners
  90. 1996 Deville...... 4.6 Northstar trouble......lotsa trouble.
  91. P0300 Misfire - My problem and solution + more problems...
  92. Best Engine Mounts - 1993-1994 or the newer?
  93. Blown head gasket repair
  94. occassional stalling problem
  95. 05 Deville
  96. Northstar battery life expectation
  97. 2001 DTS Valve Clearance question
  98. Fuel Pump Longevity/Milage Expectations
  99. Torquing N* head
  100. 96' Northstar cranks, will not start
  101. 01 Deville Cylinder #1 misfire
  102. bucking and kicking
  103. Northstar sitting for 12 years...need new springs?
  104. 2005 Bonneville GXP Northstar jumped time
  105. 2001 ETC Intermittent High Idle
  106. 2001 DTS won't accelerate past 2K rpms after spark plug change
  107. Advice on NorthStar coils - both ignition types
  108. Another Shout Out to Jake!!
  109. Code P 0171 showing - 1999 Deville
  110. 2001 DTS - interference engine 4.6l and timing chain replacement ?
  111. Studded heads update
  112. 1999 STS coolant questions
  113. 2000 STS NS smoking under hood after WOT
  114. Governor in NorthStar V8?
  115. O2 sensor-bank 1 S1
  116. No spark
  117. Please help! 94 SLS water pump cover...
  118. Wherer do these parts go ???
  119. Sudden Increase in Oil Consumption 2003 DHS
  120. Crankshaft pulley wobble
  121. 2001 Deville. Can't start after reinstalling engine
  122. Head gaskets and Time-Serts
  123. Oil pump?
  124. Help find part
  125. Maximum valve lift 04-05 Northstar 4.6
  126. 96' Northstar coolant leak
  127. cooling fan relays
  128. Help - 1993 Eldorado needs new engine
  129. Head Bolt Threads - Bonneville Northstar
  130. DOHC theory, any new information?
  131. Compression Ring Treatment
  132. Where do these go?
  133. New motor to replace the northstar
  134. Northstar Replacement
  135. 2001 Deville hesitates while accelerating
  136. Retirement from the physical repairs to focus on the stud kits-
  137. The Dreaded Northstar Leaking Head Gasket- Fix, Sell or Junk?
  138. Why Leaking Headgaskets
  139. Is it dangerous - cracked flexplate on a Northstar
  140. 2008 STS engin dont swing
  141. fuel pump suddenly stops
  142. Stumble and stall
  143. Valve cover gaskets
  144. On the road again!
  145. 2001 Deville flat or domed pistons
  146. Changing the water pump "Belt?
  147. 1998 STS - Dies at speed and won't restart sometimes.
  148. Is it safe to buy a Northstar now? I can't stop driving Cadillacs!
  149. Northstar size question
  150. Need mechanic - 1994 STS Northstar near Winnipeg
  151. Northstar overheating
  152. Interchangeability of VIN: 9 and VIN: Y transmissions?
  153. Northstar Commander 950 base Map - sand rail install
  154. overheating need help
  155. Just a head gasket failure?
  156. Northstar engine questions from Finland
  157. P 0171 and P 0174 code - 2004 Deville
  158. new generator-->ECM broken
  159. Disconnecting EGR
  160. water crossover
  161. mid case reseal tsb
  162. 4.6 N* Cylinder walls
  163. Replacing the alternator on 97 Deville Concours
  164. Ready to stud another northstar
  165. Heli-Coil removal?
  166. Northstar Performance
  167. Wanted to clean EGR but what have those engineers done now
  168. 99 N* rebuilt and burning lots of oil
  169. Northstar into Chevy Beretta swap
  170. 2001 Deville overheating... block test OK
  171. low oil pressure
  172. Pros & Cons Cadillac 4.6 vs Ford 4.6 (eg lincoln mark viii and others)
  173. Codes P0171, P0174 and P1258 come up on 1997 Deville
  174. Coil pack
  175. Eastern Massachusetts Cadillac shops?
  176. voltage question
  177. Bouncing Idles - 1995 SLS Northstar
  178. 2000 STS question
  179. Northstar maintenance requirements - 2005 Deville
  180. Brand New 1993-1994 Northstar Engine - Oil Leak Modified or Not
  181. Hard Starting Warm - if not Pedal to the Metal
  182. DHS 2000 won't start after changing CranKshaft and CaMshaft Position Sensors
  183. 1996 Deville over heats when ac is on
  184. HG question - 1997 Eldorado, 127000 miles
  185. need help
  186. Now what do I do? Northstar block casting porosity
  187. Coolant all over top of engine?
  188. 97 SLS Overheating - I've checked everything and need ideas
  189. 03 Deville hard idle and bogging out lower speeds
  190. 2003 Deville CKP codes
  191. P 0300 random misfire - 2000 STS
  192. Northstar Performance rebuilt engine
  193. exhaust buzzing noise 2006 dts
  194. Northstar head repair in Chicagoland area
  195. Guide pins
  196. Installing Rear Main Seal with Crank Removed
  197. Heater core follows head gasket ?
  198. 99 SLS overheating, need help
  199. Fixing Head Gasket
  200. Kent-Moore VS Time-sert
  201. Bought 1998 Deville 4 days ago - overheating
  202. Northstar: Did they ever get better?
  203. I need step by step procedure to replace a 2005 STS motor LH2 quickly
  204. HG test and green result
  205. Eliminating/raising the speed limiter - how to?
  206. Water pump removal socket-northstar
  207. Lurching idle
  208. 5.3 motor
  209. 95 Eldorado alternator plug wiring
  210. OVERHEATING (Long)
  211. 2000 Deville Motor Mount Heat Shield
  212. 95-99 Engine Beauty Cover - Intake bolts Not lining up
  213. 1998 STS Trouble Codes & Emission Test
  214. A positive HG repair experience
  215. 2000 DHS transmission light on
  216. Anyone that has pulled an N*? PLEASE! I need some advice.
  217. Blown Head Gasket Help
  218. Sell or Keep N*
  219. Best way to clean the engine bay?
  220. Shops that specilize in head gasket repair.
  221. oil loadup at idle
  222. EGR Cleaning - '97 ETC
  223. engine over heating..
  224. Cleared PCM codes - now emissions test not ready
  225. Madtuner.com
  226. N* 4.6 Bad Compression, Help Please
  227. Best Replacement Mount For 2000 Deville
  228. Do not stud a Northstar
  229. Drilling and Tapping The Northstar V8......my personal experience so far.
  230. Northstar TB upgrade
  231. 2002 Deville Transaxle
  232. clogged heater core
  233. 2000 Deville Base - Front Ground Wire
  234. fuel injectors,1993 4.6 northstar VIn Y
  235. Chips
  236. my STS...its a miracle!
  237. How to clean out fuel system in a 96 Eldorado sitting for 6 years.
  238. low oil pressure-'97 SLS
  239. Northstar exhaust
  240. Update on parts I have/had
  241. Northstar Smoke On Startup
  242. O5 DeVille Is That My Lifters I Hear????
  243. 2006 4.6 northstar performance upgrades
  244. 1995 SLS questions on codes
  245. Recommend Pro Mar in NJ for a Northstar Rebuild. :)
  246. Replacing a Northstar in my 2003 Seville...what should I check for?
  247. HELP! 1999 SLS Coolant leak
  248. 2008 DTS misfire issue
  249. P 0300 code 2005 DTS - can't find the miss
  250. .030" over head gasket?