: Northstar Engines and System Technical Discussion



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  1. Help with Tune Up Northstar 4.6
  2. Disassembling my first N*
  3. bad ground the route of all evil ??
  4. Mysterious loss of coolant / 7000 miles without a problem since new studs & gaskets..
  5. Engine swap question
  6. New Guy to Northstar and their General Maintaince
  7. Torque Converter Shaft
  8. Painting engine cover and valve cover/s
  9. 1996 Cadillac Seville SLS - Replacing water pump belt HELP!
  10. Still getting Missfire-New AC Delco Plugs and new coil packs
  11. Removing exhaust down pipe on 99 Seville
  12. 94 Cadillac Seville SLS flooding out real bad
  13. New Member engine overheating problem...
  14. Oil Pressure...
  15. Pretty sure I have a fuel leak somewhere under the hood
  16. Engine Coolant Temperature Gauges / Cooling Fans Operation Explained
  17. Oil, cams, Northstars, and ZDDP
  18. New member, 1st caddy- low coolant level warning
  19. 2000 SLS engine oddity
  20. 4.0 rebuild
  21. Northstar swap transmission please help
  22. Best method of cleaning
  23. Crank Bolt Removal and free block/tranny
  24. Time Sert Kit Needed.
  25. I’m not Convinced it the Head Gaskets again?
  26. Code question?
  27. Out the top! First time....
  28. cam swap to 4.0l
  29. Timesert Failure
  30. Looking for a GOOD shop in/near MASS for engine install.
  31. HG For Me Too!
  32. Northstar A/C
  33. ECU TROUBLE! IMPORTANT! How to fix or replace cut wires to ecu?
  34. Northstar in a 65 Corsa
  35. crank position sensor relearn
  36. I really need help OBD TROUBLE CODES 96 STS
  37. 2007 DTS Engine noise at start up help
  38. 02 Northstar in 99 sys basically complete
  39. Other Northstar Vehicles (LD8)
  40. Noticeable drop in power in warm weather
  41. norms insert alignment kit for sale
  42. 99 STS stumbles, P1370a, P1371a, P1377a codes; At wits end with this car
  43. 2000 cadillac sts completely stumped, tried everything and new to fourm.
  44. 2006 DTS Intermittent Leakage Causing Battery to go Dead Overnight
  45. new guy with 99 eldorado etc
  46. Anyone need a Stud Kit?
  47. Question about stud kit install?
  48. Timing question
  49. 94 eldo cooling problem
  50. Rear main (probable) seal leaking... talk to "Northstar performance" or no?
  51. Convert from Dex-Cool to green antifreeze
  52. Cracked Blocks. CKP swap to 00+ blocks?
  53. '96 STS starting trouble & heat only on right side
  54. how to replace a1994 sls map sensor, code p032
  55. Can anyone comment on the differences in '06 to '10 Vin Y (LD8) engines from '05
  56. 2002 Northstar security
  57. EMERGENCY! I have an interview tomorrow and my Car (2000 Eldo) is down!
  58. 2002 4t80e tranny
  59. Internal Engine Questions!
  60. Trouble communicating with Northstar Performance.
  61. It's been asked before, but more specifically.ACD 41-OEM Sparkplugs vs Denso Iridium
  62. Who has done the Most head gasket jobs on N's
  63. New supplier for a high performance exhaust crossover pipe
  64. Who has used studs from Northstar Performance ?
  65. Northstar XV12 engine
  66. Message to all stud kit customers, past, present, and future.
  67. Lower crankcase reseal questions
  68. Best Reasonably Priced Socket Tools?
  69. 2000 Eldo front cam cover gasket replacement
  70. P1599 - Engine Stall or Near Stall Detected
  71. No longer a Cadillac owner :-(
  72. PVC valve,where are you?
  73. Replaced head gaskets and northstar performance studs with egine in car
  74. Problem solved!
  75. Greetings all, Newby here. Got a '94 Eldo Northstar w/ zero problems and...
  76. new spark plugs and radio static
  77. Northstar removal guide - feedback wanted
  78. Crankcase half leak?
  79. 05 Northstar Timing Chain Failure?
  80. another shop pulling a scam?
  81. MAF SENSOR ISSUE 2000 Cadillac Seville SLS
  82. spark plugs
  83. Is it just me or does it seem like there are a lot more bad head gaskets, esp 2000+
  84. ignition switch keeps blowing on 02 deville
  85. idle vibration and no other codes/symptoms
  86. fuel pump info please
  87. 95 seville smokes tons at idle after sitting for a year
  88. Tapping Noise
  89. Coolant temp sensor
  90. 2002 Deville Mechanics are stumped
  91. white/blue smoke
  92. Fel-Pro or OEM gaskets?
  93. change to synthetic to help oil consumption?
  94. Steel of a deal?
  95. 94 top intake cover bolts- which side up
  96. 2002 Deville completely died at 80 mph
  97. pulsating engine and trans kickdown too high
  98. P0101 and P0741 -2000 Deville
  99. Cam shaft code 99 deville ongoing project with hg repair
  100. Blown Head Gasket 00 Deville
  101. God Bless America - stud kits to ship from new USA location
  102. Any differences between N* in 98 Deville and 98 Seville?
  103. 98 Deville HG failure
  104. Minimum idle speed adjustment on 1996 throttle body
  105. My NorthStar Head Stud installation picture
  106. bad idle and shuts off
  107. Question on Northstar small cover bolts, what size wrench?
  108. 2002 Cadillac DeVille and engine skip
  109. dropping Northstar
  110. Scan Tools For The DIY
  111. engine form 97 into 99?
  112. 94 4.6 Water Pump Housing question
  113. Northstar Performance - 24 hour head gasket repair & bottom end re-seal
  114. 1998 Deville, Both Cooling Fans fail to turn on when commanded with TECH II
  115. 1998 Deville Waterpump housing cover gasket is it reall a dealer only item
  116. Radiator Flush 02 deville
  117. Cannot remove spark plugs
  118. Crankshaft Sensors
  119. Crankshaft sensor?
  120. Fixed - Map sensors keep failing on 94 NorthStar
  121. Which motor mount is this?
  122. Stalls when stopping/stopped
  123. Help!!
  124. ♠ The never had a headgasket problem club…
  125. Cam Cover Colors
  126. P0410 and P0418 on 2005 Bonneville GXP
  127. Spark plug replacment
  128. 94 STS Acceleration issue
  129. EGR or IAC problem on -95 Eldo
  130. Northstar Headgasket Leak/Headbolts......Northstar Performance Bolts
  131. Sticky gas pedal
  132. Cannonball Run Sept 3/2011
  133. Would my baby make it?
  134. GM's response to ZDDP reduction in oil
  135. 1998 Cadillac STS overheating
  136. steel sleeve/block
  137. water pump cover gasket
  138. p0300
  139. New owner of a 98 Eldorado and need some advice
  140. Sub: The wikipedia of Cadillacs
  141. water pump cover leak
  142. headgasket thickness?!
  143. Garage sale
  144. Jake's studs make me happy in the pants.
  145. Any Previously tuned 2000 to 2003 PCM have lifetime tune upgrade
  146. 98 deville concour... correct spark plug gap
  147. Introduction and a little desperate for a fix
  148. 1998 Northstar throttle sticking.
  149. Coolant System Questions 1996 Cadillac Deville
  150. 98 seville sts white smoke
  151. Note to all stud kit customers, effective immediately pricing and policy changes.
  152. 2000 Deville Misfire
  153. Northstar Blown Head gasket problem
  154. Frequency of HG Failure by Age & Miles
  155. why is over filling bad ?
  156. Removing front valve covers from 99 STS engine in car.
  157. Catalytic Converter operating temp specs
  158. For those of you who've successfully rebuilt a northstar engine. . .
  159. cold carbon rap
  160. Note from grampa
  161. Jake i hope you are still here and have not left Thank you Jake for all you do
  162. when i get the heater core replaced to i stay Dex or go green
  163. Swapping PCM
  164. 99 STS running cold (yes cold!!)
  165. Denso Products
  166. '98 DeVille Northstar dies while coasting.
  167. 2000 seville SLS engine removal
  168. 94 Northstar Ecm options
  169. 500+ Northstar Headgasket repairs completed
  170. 4.6 northstar injector information
  171. '99 STS with 16k miles, go for it or no?
  172. Bad MPG is freezing weather
  173. The dreaded weekly P0741 engine code & a fix
  174. Northstar Making a Loud Noise - Need Help!
  175. 99 STS Project
  176. Dead starter?
  177. looking for mechanic who does Time sert
  178. Northstar Engine Swap
  179. codes
  180. 2001 Northstar - Head Gaskets blown or not?? I'm stumped!!
  181. About to pull engine for head gaskets, mods and other repairs while engine is out
  182. Sea foaming l37
  183. Olds Aurora Hesitating
  184. Does anyone know how the steering wheel position sensor works?
  185. Delco has new oil filter design
  186. need an northstar engine block ,northstar performance?
  187. Best Economical Way to Get A Car to Jake in Canada
  188. Well, yard engine and tranny installed and took it on a test drive for a hundred mile
  189. Doing HG 1997 STS: questions!
  190. What would it take to mount this on an Eldorado?
  191. Why me? Two Northstars with failed head bolts/gaskets
  192. 96 Deville high idle.
  193. hard cold starting
  194. Wonders if I could run drano thru my heater core to unclog? Lol
  195. Modified Olds Aurora. Merry Christmas everyone!
  196. Torque converter.
  197. anyone here done the ring cleaning procedure?
  198. Bucks, sometimes stalls only under load
  199. 1997 eldorado with northstar
  200. Jake Wiebe, The Clown Prince of Cadillacs
  201. 2000 no roller cams i thout they where 2000 and up
  202. Got the Seville Back today Engine totaly rebuit with studs perfect
  203. Anyone know where the ground wires are for the ignition modules on 00+ Northstars?
  204. Verge of business closure and loss of the stud repair system
  205. When I put my half axles back in the trans one is out further than the other
  206. leaking Water Pump 2000 dts cadillac
  207. No cost HG replacement job, hopefully for a worthy cause this Christmas -
  208. Anyone have Picture of there Stud Job ?
  209. Anyone know what the washer and speednut on the rear transaxle mount is for?
  210. Jake, please get in contact with me
  211. carbonized pistons what does it mean ?
  212. 2000 and Newer Head Gaskets?
  213. RIP my 98. Engine goes boom at < 25,000 miles.
  214. couple questions on 2 loose ends...
  215. Suggestions for keeping 05 4.6L in mint condition?
  216. Can a torn plenum cause P0106?
  217. Best way to mate the engine to the transmission, flowers and wine?
  218. 3 out of 3: Intake Plenum
  219. Work has Been Started ThisMorning on my Baby
  220. 01 ESC project
  221. JoeTahoe you Need to Make Some Space in Your in Box
  222. To: Pete1996
  223. What Crankshaft Position Sensors should be used...brand and color...some were problem
  224. 1998 Seville stalling at stop light issues
  225. Head gasket repair, a intense project for a landscaper with little tech knowledge
  226. Need help identifying a part on the trans...
  227. Major oil leak in '98 Seville STS Northstar engine
  228. Catalyst not ready
  229. Proven NorthStar head gasket repair in Toronto
  230. Ignition quirks with built Northstar
  231. Oil pump and main seal for built Northstar
  232. Conventional oil first 2 oil changes better then full synthetic after new engine is ?
  233. How to identify VIN 9 vs VIN Y transmissions and engines
  234. Please help with 94 eldo trans trouble
  235. Big-Sert Head Repair - Can it be Done Without Removing the Engine?
  236. cold rattle
  237. At last a proven 100% fix for Northstar - Head Gasket Failure
  238. Flywheel holding tool
  239. Yahoo!!. Finally!!
  240. The joys of moving a business - updates on Northstar Performance -
  241. To Vincent M and BetterNorthstar -
  242. northstar water pump housing compatibility
  243. 106 octane in L37
  244. Engine Removal guide
  245. cracked lifters
  246. Looking for a time-sert kit or other options!!!!
  247. 1998 Cadillac STS starter clicks but won't start....HELP Please
  248. Northstar headgasket -- want to get 'er fixed, looking for words of wisdom
  249. 2000 deville base seized engine
  250. Re-fill or replace dexcool?