: Northstar Engines and System Technical Discussion



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  1. New Guy to Northstar and their General Maintaince
  2. Torque Converter Shaft
  3. Painting engine cover and valve cover/s
  4. 1996 Cadillac Seville SLS - Replacing water pump belt HELP!
  5. Still getting Missfire-New AC Delco Plugs and new coil packs
  6. Removing exhaust down pipe on 99 Seville
  7. 94 Cadillac Seville SLS flooding out real bad
  8. New Member engine overheating problem...
  9. Oil Pressure...
  10. Pretty sure I have a fuel leak somewhere under the hood
  11. Engine Coolant Temperature Gauges / Cooling Fans Operation Explained
  12. Oil, cams, Northstars, and ZDDP
  13. New member, 1st caddy- low coolant level warning
  14. 2000 SLS engine oddity
  15. 4.0 rebuild
  16. Northstar swap transmission please help
  17. Best method of cleaning
  18. Crank Bolt Removal and free block/tranny
  19. Time Sert Kit Needed.
  20. I’m not Convinced it the Head Gaskets again?
  21. Code question?
  22. Out the top! First time....
  23. cam swap to 4.0l
  24. Timesert Failure
  25. Looking for a GOOD shop in/near MASS for engine install.
  26. HG For Me Too!
  27. Northstar A/C
  28. ECU TROUBLE! IMPORTANT! How to fix or replace cut wires to ecu?
  29. Northstar in a 65 Corsa
  30. crank position sensor relearn
  31. I really need help OBD TROUBLE CODES 96 STS
  32. 2007 DTS Engine noise at start up help
  33. 02 Northstar in 99 sys basically complete
  34. Other Northstar Vehicles (LD8)
  35. Noticeable drop in power in warm weather
  36. norms insert alignment kit for sale
  37. 99 STS stumbles, P1370a, P1371a, P1377a codes; At wits end with this car
  38. 2000 cadillac sts completely stumped, tried everything and new to fourm.
  39. 2006 DTS Intermittent Leakage Causing Battery to go Dead Overnight
  40. new guy with 99 eldorado etc
  41. Anyone need a Stud Kit?
  42. Question about stud kit install?
  43. Timing question
  44. 94 eldo cooling problem
  45. Rear main (probable) seal leaking... talk to "Northstar performance" or no?
  46. Convert from Dex-Cool to green antifreeze
  47. Cracked Blocks. CKP swap to 00+ blocks?
  48. '96 STS starting trouble & heat only on right side
  49. how to replace a1994 sls map sensor, code p032
  50. Can anyone comment on the differences in '06 to '10 Vin Y (LD8) engines from '05
  51. 2002 Northstar security
  52. EMERGENCY! I have an interview tomorrow and my Car (2000 Eldo) is down!
  53. 2002 4t80e tranny
  54. Internal Engine Questions!
  55. Trouble communicating with Northstar Performance.
  56. It's been asked before, but more specifically.ACD 41-OEM Sparkplugs vs Denso Iridium
  57. Who has done the Most head gasket jobs on N's
  58. New supplier for a high performance exhaust crossover pipe
  59. Who has used studs from Northstar Performance ?
  60. Northstar XV12 engine
  61. Message to all stud kit customers, past, present, and future.
  62. Lower crankcase reseal questions
  63. Best Reasonably Priced Socket Tools?
  64. 2000 Eldo front cam cover gasket replacement
  65. P1599 - Engine Stall or Near Stall Detected
  66. No longer a Cadillac owner :-(
  67. PVC valve,where are you?
  68. Replaced head gaskets and northstar performance studs with egine in car
  69. Problem solved!
  70. Greetings all, Newby here. Got a '94 Eldo Northstar w/ zero problems and...
  71. new spark plugs and radio static
  72. Northstar removal guide - feedback wanted
  73. Crankcase half leak?
  74. 05 Northstar Timing Chain Failure?
  75. another shop pulling a scam?
  76. MAF SENSOR ISSUE 2000 Cadillac Seville SLS
  77. spark plugs
  78. Is it just me or does it seem like there are a lot more bad head gaskets, esp 2000+
  79. ignition switch keeps blowing on 02 deville
  80. idle vibration and no other codes/symptoms
  81. fuel pump info please
  82. 95 seville smokes tons at idle after sitting for a year
  83. Tapping Noise
  84. Coolant temp sensor
  85. 2002 Deville Mechanics are stumped
  86. white/blue smoke
  87. Fel-Pro or OEM gaskets?
  88. change to synthetic to help oil consumption?
  89. Steel of a deal?
  90. 94 top intake cover bolts- which side up
  91. 2002 Deville completely died at 80 mph
  92. pulsating engine and trans kickdown too high
  93. P0101 and P0741 -2000 Deville
  94. Cam shaft code 99 deville ongoing project with hg repair
  95. Blown Head Gasket 00 Deville
  96. God Bless America - stud kits to ship from new USA location
  97. Any differences between N* in 98 Deville and 98 Seville?
  98. 98 Deville HG failure
  99. Minimum idle speed adjustment on 1996 throttle body
  100. My NorthStar Head Stud installation picture
  101. bad idle and shuts off
  102. Question on Northstar small cover bolts, what size wrench?
  103. 2002 Cadillac DeVille and engine skip
  104. dropping Northstar
  105. Scan Tools For The DIY
  106. engine form 97 into 99?
  107. 94 4.6 Water Pump Housing question
  108. Northstar Performance - 24 hour head gasket repair & bottom end re-seal
  109. 1998 Deville, Both Cooling Fans fail to turn on when commanded with TECH II
  110. 1998 Deville Waterpump housing cover gasket is it reall a dealer only item
  111. Radiator Flush 02 deville
  112. Cannot remove spark plugs
  113. Crankshaft Sensors
  114. Crankshaft sensor?
  115. Fixed - Map sensors keep failing on 94 NorthStar
  116. Which motor mount is this?
  117. Stalls when stopping/stopped
  118. Help!!
  119. ♠ The never had a headgasket problem club…
  120. Cam Cover Colors
  121. P0410 and P0418 on 2005 Bonneville GXP
  122. Spark plug replacment
  123. 94 STS Acceleration issue
  124. EGR or IAC problem on -95 Eldo
  125. Northstar Headgasket Leak/Headbolts......Northstar Performance Bolts
  126. Sticky gas pedal
  127. Cannonball Run Sept 3/2011
  128. Would my baby make it?
  129. GM's response to ZDDP reduction in oil
  130. 1998 Cadillac STS overheating
  131. steel sleeve/block
  132. water pump cover gasket
  133. p0300
  134. New owner of a 98 Eldorado and need some advice
  135. Sub: The wikipedia of Cadillacs
  136. water pump cover leak
  137. headgasket thickness?!
  138. Garage sale
  139. Jake's studs make me happy in the pants.
  140. Any Previously tuned 2000 to 2003 PCM have lifetime tune upgrade
  141. 98 deville concour... correct spark plug gap
  142. Introduction and a little desperate for a fix
  143. 1998 Northstar throttle sticking.
  144. Coolant System Questions 1996 Cadillac Deville
  145. 98 seville sts white smoke
  146. Note to all stud kit customers, effective immediately pricing and policy changes.
  147. 2000 Deville Misfire
  148. Northstar Blown Head gasket problem
  149. Frequency of HG Failure by Age & Miles
  150. why is over filling bad ?
  151. Removing front valve covers from 99 STS engine in car.
  152. Catalytic Converter operating temp specs
  153. For those of you who've successfully rebuilt a northstar engine. . .
  154. cold carbon rap
  155. Note from grampa
  156. Jake i hope you are still here and have not left Thank you Jake for all you do
  157. when i get the heater core replaced to i stay Dex or go green
  158. Swapping PCM
  159. 99 STS running cold (yes cold!!)
  160. Denso Products
  161. '98 DeVille Northstar dies while coasting.
  162. 2000 seville SLS engine removal
  163. 94 Northstar Ecm options
  164. 500+ Northstar Headgasket repairs completed
  165. 4.6 northstar injector information
  166. '99 STS with 16k miles, go for it or no?
  167. Bad MPG is freezing weather
  168. The dreaded weekly P0741 engine code & a fix
  169. Northstar Making a Loud Noise - Need Help!
  170. 99 STS Project
  171. Dead starter?
  172. looking for mechanic who does Time sert
  173. Northstar Engine Swap
  174. codes
  175. 2001 Northstar - Head Gaskets blown or not?? I'm stumped!!
  176. About to pull engine for head gaskets, mods and other repairs while engine is out
  177. Sea foaming l37
  178. Olds Aurora Hesitating
  179. Does anyone know how the steering wheel position sensor works?
  180. Delco has new oil filter design
  181. need an northstar engine block ,northstar performance?
  182. Best Economical Way to Get A Car to Jake in Canada
  183. Well, yard engine and tranny installed and took it on a test drive for a hundred mile
  184. Doing HG 1997 STS: questions!
  185. What would it take to mount this on an Eldorado?
  186. Why me? Two Northstars with failed head bolts/gaskets
  187. 96 Deville high idle.
  188. hard cold starting
  189. Wonders if I could run drano thru my heater core to unclog? Lol
  190. Modified Olds Aurora. Merry Christmas everyone!
  191. Torque converter.
  192. anyone here done the ring cleaning procedure?
  193. Bucks, sometimes stalls only under load
  194. 1997 eldorado with northstar
  195. Jake Wiebe, The Clown Prince of Cadillacs
  196. 2000 no roller cams i thout they where 2000 and up
  197. Got the Seville Back today Engine totaly rebuit with studs perfect
  198. Anyone know where the ground wires are for the ignition modules on 00+ Northstars?
  199. Verge of business closure and loss of the stud repair system
  200. When I put my half axles back in the trans one is out further than the other
  201. leaking Water Pump 2000 dts cadillac
  202. No cost HG replacement job, hopefully for a worthy cause this Christmas -
  203. Anyone have Picture of there Stud Job ?
  204. Anyone know what the washer and speednut on the rear transaxle mount is for?
  205. Jake, please get in contact with me
  206. carbonized pistons what does it mean ?
  207. 2000 and Newer Head Gaskets?
  208. RIP my 98. Engine goes boom at < 25,000 miles.
  209. couple questions on 2 loose ends...
  210. Suggestions for keeping 05 4.6L in mint condition?
  211. Can a torn plenum cause P0106?
  212. Best way to mate the engine to the transmission, flowers and wine?
  213. 3 out of 3: Intake Plenum
  214. Work has Been Started ThisMorning on my Baby
  215. 01 ESC project
  216. JoeTahoe you Need to Make Some Space in Your in Box
  217. To: Pete1996
  218. What Crankshaft Position Sensors should be used...brand and color...some were problem
  219. 1998 Seville stalling at stop light issues
  220. Head gasket repair, a intense project for a landscaper with little tech knowledge
  221. Need help identifying a part on the trans...
  222. Major oil leak in '98 Seville STS Northstar engine
  223. Catalyst not ready
  224. Proven NorthStar head gasket repair in Toronto
  225. Ignition quirks with built Northstar
  226. Oil pump and main seal for built Northstar
  227. Conventional oil first 2 oil changes better then full synthetic after new engine is ?
  228. How to identify VIN 9 vs VIN Y transmissions and engines
  229. Please help with 94 eldo trans trouble
  230. Big-Sert Head Repair - Can it be Done Without Removing the Engine?
  231. cold rattle
  232. At last a proven 100% fix for Northstar - Head Gasket Failure
  233. Flywheel holding tool
  234. Yahoo!!. Finally!!
  235. The joys of moving a business - updates on Northstar Performance -
  236. To Vincent M and BetterNorthstar -
  237. northstar water pump housing compatibility
  238. 106 octane in L37
  239. Engine Removal guide
  240. cracked lifters
  241. Looking for a time-sert kit or other options!!!!
  242. 1998 Cadillac STS starter clicks but won't start....HELP Please
  243. Northstar headgasket -- want to get 'er fixed, looking for words of wisdom
  244. 2000 deville base seized engine
  245. Re-fill or replace dexcool?
  246. '95 Eldo: how much life left
  247. 94 Eldo motor shaking
  248. Getting ready to fire up the twin turbo Northstar. What size Injectors?
  249. What would i damage that isnt already messed up if i
  250. 1999 northstar