: Northstar Engines and System Technical Discussion



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  1. PVC valve,where are you?
  2. Replaced head gaskets and northstar performance studs with egine in car
  3. Problem solved!
  4. Greetings all, Newby here. Got a '94 Eldo Northstar w/ zero problems and...
  5. new spark plugs and radio static
  6. Northstar removal guide - feedback wanted
  7. Crankcase half leak?
  8. 05 Northstar Timing Chain Failure?
  9. another shop pulling a scam?
  10. MAF SENSOR ISSUE 2000 Cadillac Seville SLS
  11. spark plugs
  12. Is it just me or does it seem like there are a lot more bad head gaskets, esp 2000+
  13. ignition switch keeps blowing on 02 deville
  14. idle vibration and no other codes/symptoms
  15. fuel pump info please
  16. 95 seville smokes tons at idle after sitting for a year
  17. Tapping Noise
  18. Coolant temp sensor
  19. 2002 Deville Mechanics are stumped
  20. white/blue smoke
  21. Fel-Pro or OEM gaskets?
  22. change to synthetic to help oil consumption?
  23. Steel of a deal?
  24. 94 top intake cover bolts- which side up
  25. 2002 Deville completely died at 80 mph
  26. pulsating engine and trans kickdown too high
  27. P0101 and P0741 -2000 Deville
  28. Cam shaft code 99 deville ongoing project with hg repair
  29. Blown Head Gasket 00 Deville
  30. God Bless America - stud kits to ship from new USA location
  31. Any differences between N* in 98 Deville and 98 Seville?
  32. 98 Deville HG failure
  33. Minimum idle speed adjustment on 1996 throttle body
  34. My NorthStar Head Stud installation picture
  35. bad idle and shuts off
  36. Question on Northstar small cover bolts, what size wrench?
  37. 2002 Cadillac DeVille and engine skip
  38. dropping Northstar
  39. Scan Tools For The DIY
  40. engine form 97 into 99?
  41. 94 4.6 Water Pump Housing question
  42. Northstar Performance - 24 hour head gasket repair & bottom end re-seal
  43. 1998 Deville, Both Cooling Fans fail to turn on when commanded with TECH II
  44. 1998 Deville Waterpump housing cover gasket is it reall a dealer only item
  45. Radiator Flush 02 deville
  46. Cannot remove spark plugs
  47. Crankshaft Sensors
  48. Crankshaft sensor?
  49. Fixed - Map sensors keep failing on 94 NorthStar
  50. Which motor mount is this?
  51. Stalls when stopping/stopped
  52. Help!!
  53. ♠ The never had a headgasket problem club…
  54. Cam Cover Colors
  55. P0410 and P0418 on 2005 Bonneville GXP
  56. Spark plug replacment
  57. 94 STS Acceleration issue
  58. EGR or IAC problem on -95 Eldo
  59. Northstar Headgasket Leak/Headbolts......Northstar Performance Bolts
  60. Sticky gas pedal
  61. Cannonball Run Sept 3/2011
  62. Would my baby make it?
  63. GM's response to ZDDP reduction in oil
  64. 1998 Cadillac STS overheating
  65. steel sleeve/block
  66. water pump cover gasket
  67. p0300
  68. New owner of a 98 Eldorado and need some advice
  69. Sub: The wikipedia of Cadillacs
  70. water pump cover leak
  71. headgasket thickness?!
  72. Garage sale
  73. Jake's studs make me happy in the pants.
  74. Any Previously tuned 2000 to 2003 PCM have lifetime tune upgrade
  75. 98 deville concour... correct spark plug gap
  76. Introduction and a little desperate for a fix
  77. 1998 Northstar throttle sticking.
  78. Coolant System Questions 1996 Cadillac Deville
  79. 98 seville sts white smoke
  80. Note to all stud kit customers, effective immediately pricing and policy changes.
  81. 2000 Deville Misfire
  82. Frequency of HG Failure by Age & Miles
  83. why is over filling bad ?
  84. Removing front valve covers from 99 STS engine in car.
  85. Catalytic Converter operating temp specs
  86. For those of you who've successfully rebuilt a northstar engine. . .
  87. cold carbon rap
  88. Note from grampa
  89. Jake i hope you are still here and have not left Thank you Jake for all you do
  90. when i get the heater core replaced to i stay Dex or go green
  91. Swapping PCM
  92. 99 STS running cold (yes cold!!)
  93. Denso Products
  94. '98 DeVille Northstar dies while coasting.
  95. 2000 seville SLS engine removal
  96. 94 Northstar Ecm options
  97. 400 Northstar Headgasket repairs completed
  98. 4.6 northstar injector information
  99. '99 STS with 16k miles, go for it or no?
  100. Bad MPG is freezing weather
  101. The dreaded weekly P0741 engine code & a fix
  102. Northstar Making a Loud Noise - Need Help!
  103. 99 STS Project
  104. Dead starter?
  105. looking for mechanic who does Time sert
  106. Northstar Engine Swap
  107. codes
  108. 2001 Northstar - Head Gaskets blown or not?? I'm stumped!!
  109. About to pull engine for head gaskets, mods and other repairs while engine is out
  110. Sea foaming l37
  111. Olds Aurora Hesitating
  112. Does anyone know how the steering wheel position sensor works?
  113. Delco has new oil filter design
  114. need an northstar engine block ,northstar performance?
  115. Best Economical Way to Get A Car to Jake in Canada
  116. Well, yard engine and tranny installed and took it on a test drive for a hundred mile
  117. Doing HG 1997 STS: questions!
  118. What would it take to mount this on an Eldorado?
  119. Why me? Two Northstars with failed head bolts/gaskets
  120. 96 Deville high idle.
  121. hard cold starting
  122. Wonders if I could run drano thru my heater core to unclog? Lol
  123. Modified Olds Aurora. Merry Christmas everyone!
  124. Torque converter.
  125. anyone here done the ring cleaning procedure?
  126. Bucks, sometimes stalls only under load
  127. 1997 eldorado with northstar
  128. Jake Wiebe, The Clown Prince of Cadillacs
  129. 2000 no roller cams i thout they where 2000 and up
  130. Got the Seville Back today Engine totaly rebuit with studs perfect
  131. Anyone know where the ground wires are for the ignition modules on 00+ Northstars?
  132. Verge of business closure and loss of the stud repair system
  133. When I put my half axles back in the trans one is out further than the other
  134. leaking Water Pump 2000 dts cadillac
  135. No cost HG replacement job, hopefully for a worthy cause this Christmas -
  136. Anyone have Picture of there Stud Job ?
  137. Anyone know what the washer and speednut on the rear transaxle mount is for?
  138. Jake, please get in contact with me
  139. carbonized pistons what does it mean ?
  140. 2000 and Newer Head Gaskets?
  141. RIP my 98. Engine goes boom at < 25,000 miles.
  142. couple questions on 2 loose ends...
  143. Suggestions for keeping 05 4.6L in mint condition?
  144. Can a torn plenum cause P0106?
  145. Best way to mate the engine to the transmission, flowers and wine?
  146. 3 out of 3: Intake Plenum
  147. Work has Been Started ThisMorning on my Baby
  148. 01 ESC project
  149. JoeTahoe you Need to Make Some Space in Your in Box
  150. To: Pete1996
  151. What Crankshaft Position Sensors should be used...brand and color...some were problem
  152. 1998 Seville stalling at stop light issues
  153. Head gasket repair, a intense project for a landscaper with little tech knowledge
  154. Need help identifying a part on the trans...
  155. Major oil leak in '98 Seville STS Northstar engine
  156. Catalyst not ready
  157. Proven NorthStar head gasket repair in Toronto
  158. Ignition quirks with built Northstar
  159. Oil pump and main seal for built Northstar
  160. Conventional oil first 2 oil changes better then full synthetic after new engine is ?
  161. 97 Eldorado ETC HG repair project
  162. How to identify VIN 9 vs VIN Y transmissions and engines
  163. Please help with 94 eldo trans trouble
  164. Big-Sert Head Repair - Can it be Done Without Removing the Engine?
  165. cold rattle
  166. At last a proven 100% fix for Northstar - Head Gasket Failure
  167. Flywheel holding tool
  168. Yahoo!!. Finally!!
  169. The joys of moving a business - updates on Northstar Performance -
  170. To Vincent M and BetterNorthstar -
  171. northstar water pump housing compatibility
  172. 106 octane in L37
  173. Engine Removal guide
  174. cracked lifters
  175. Looking for a time-sert kit or other options!!!!
  176. 1998 Cadillac STS starter clicks but won't start....HELP Please
  177. Northstar headgasket -- want to get 'er fixed, looking for words of wisdom
  178. 2000 deville base seized engine
  179. Re-fill or replace dexcool?
  180. '95 Eldo: how much life left
  181. 94 Eldo motor shaking
  182. Getting ready to fire up the twin turbo Northstar. What size Injectors?
  183. What would i damage that isnt already messed up if i
  184. 1999 northstar
  185. Oil War !
  186. Harmonic balancer torque
  187. engine stumble at red light after highway run
  188. water pump cartridge won't come out!!!!!
  189. Studkit purchase inquiry
  190. 97 Deville, Oil puddle on top of intake manifold, HELP!!!
  191. Dropping cradle starting today, couple of questions...
  192. Installing yard tranny from 2000 SLS into 00 DHS, 90k, Should I replace the ISS?
  193. Seeking opinions on adding an external tranny cooler in addition to the radiator
  194. Helpful hunts for dealing with timing when you have to pull the heads
  195. Think the HG may have went in my Aurora...
  196. Timing chain on rear bank has may have too much play...
  197. another head gasket story... need a little help.
  198. maybe not HG?????
  199. Installed Jake's studs engine with 65k, should I replace front crank seal, looks ok
  200. IP1556 code, no clue.
  201. 94 SLS cradle bolts
  202. Is there a feasible motor swap to do to a 97 Eldorado?
  203. In Detroit - Need headgasket repair recommendations
  204. This guy is doing major stuff
  205. GM Livonia Powetrain Engine Plant - Auction !
  206. Burn oil when turning, on-ramps wow...
  207. 2002 ETC inquiry
  208. Head Bolt/Stud Placement
  209. Still No Luck
  210. Suggestions: Alternator Repair on water cooled 99 Cadillac Seville Alternator
  211. Hot hot hot then not???
  212. intake leak at rear of manifold
  213. coolant leaks out end of new hose while clamped on pump and radiator.......?
  214. '99 DeVille, probably blown head gasket
  215. Ball bearings, pulleys, and grease
  216. Oil Question
  217. Upgrades to the Stud Kits -
  218. Aurora northstar based 4.0... computer issues... help!
  219. piston slap now!? come onnnn!?!?!?
  220. I have officially left the N* fold...
  221. Ok i did it
  222. Dex or Age? Your Thoughts?
  223. Northstar well designed? Are you on crack???
  224. interesting stuff..........
  225. Good Mechanic in Dallas, TX for HG job?
  226. R&R of heater pipes
  227. Incredible discounts- head gasket work, engines, you name it -
  228. For anyone on the fence as far as fixing their Northstar engine, read this.....
  229. Will this car blow another head gasket?
  230. Transmission transplant! Is it possible?!?
  231. Strange sound and stalling of 99 sts
  232. 1999 etc
  233. i would like to know how should a healthy northstar sound?
  234. ok still have stumble, error codes, between 900-1500 rpm
  235. It's official. Northstar Perfomance is moving.
  236. 2000 Eldorado - White Smoke from front passenger side
  237. More Power
  238. HG shop in NE Ohio that uses Jakes Studs just found it heres the info for anyone
  239. '97 Eldorado Starter issues.. Need help.
  240. Drill for studs with engine in the car
  241. New member-somewhat common question
  242. Rough dimensions and weight of a complete Northstar?
  243. Total cost of Head Gasket Repair
  244. Some bugs that appear to be electrical in nature...
  245. 3.5 from a 2002 Aurora
  246. Engine/Tranny mounts
  247. Cracked Block
  248. If you are in New England, and you have blown head gaskets, read this.....
  249. How many have really failed
  250. Oil Pan gasket help?