: Northstar Engines and System Technical Discussion



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  1. 2006 DTS Intermittent Leakage Causing Battery to go Dead Overnight
  2. new guy with 99 eldorado etc
  3. Anyone need a Stud Kit?
  4. Question about stud kit install?
  5. Timing question
  6. 94 eldo cooling problem
  7. Rear main (probable) seal leaking... talk to "Northstar performance" or no?
  8. Convert from Dex-Cool to green antifreeze
  9. Cracked Blocks. CKP swap to 00+ blocks?
  10. '96 STS starting trouble & heat only on right side
  11. how to replace a1994 sls map sensor, code p032
  12. Can anyone comment on the differences in '06 to '10 Vin Y (LD8) engines from '05
  13. 2002 Northstar security
  14. EMERGENCY! I have an interview tomorrow and my Car (2000 Eldo) is down!
  15. 2002 4t80e tranny
  16. Internal Engine Questions!
  17. Trouble communicating with Northstar Performance.
  18. It's been asked before, but more specifically.ACD 41-OEM Sparkplugs vs Denso Iridium
  19. Who has done the Most head gasket jobs on N's
  20. New supplier for a high performance exhaust crossover pipe
  21. Who has used studs from Northstar Performance ?
  22. Northstar XV12 engine
  23. Message to all stud kit customers, past, present, and future.
  24. Lower crankcase reseal questions
  25. Best Reasonably Priced Socket Tools?
  26. 2000 Eldo front cam cover gasket replacement
  27. P1599 - Engine Stall or Near Stall Detected
  28. No longer a Cadillac owner :-(
  29. PVC valve,where are you?
  30. Replaced head gaskets and northstar performance studs with egine in car
  31. Problem solved!
  32. Greetings all, Newby here. Got a '94 Eldo Northstar w/ zero problems and...
  33. new spark plugs and radio static
  34. Northstar removal guide - feedback wanted
  35. Crankcase half leak?
  36. 05 Northstar Timing Chain Failure?
  37. another shop pulling a scam?
  38. MAF SENSOR ISSUE 2000 Cadillac Seville SLS
  39. spark plugs
  40. Is it just me or does it seem like there are a lot more bad head gaskets, esp 2000+
  41. ignition switch keeps blowing on 02 deville
  42. idle vibration and no other codes/symptoms
  43. fuel pump info please
  44. 95 seville smokes tons at idle after sitting for a year
  45. Tapping Noise
  46. Coolant temp sensor
  47. 2002 Deville Mechanics are stumped
  48. white/blue smoke
  49. Fel-Pro or OEM gaskets?
  50. change to synthetic to help oil consumption?
  51. Steel of a deal?
  52. 94 top intake cover bolts- which side up
  53. 2002 Deville completely died at 80 mph
  54. pulsating engine and trans kickdown too high
  55. P0101 and P0741 -2000 Deville
  56. Cam shaft code 99 deville ongoing project with hg repair
  57. Blown Head Gasket 00 Deville
  58. God Bless America - stud kits to ship from new USA location
  59. Any differences between N* in 98 Deville and 98 Seville?
  60. 98 Deville HG failure
  61. Minimum idle speed adjustment on 1996 throttle body
  62. My NorthStar Head Stud installation picture
  63. bad idle and shuts off
  64. Question on Northstar small cover bolts, what size wrench?
  65. 2002 Cadillac DeVille and engine skip
  66. dropping Northstar
  67. Scan Tools For The DIY
  68. engine form 97 into 99?
  69. 94 4.6 Water Pump Housing question
  70. Northstar Performance - 24 hour head gasket repair & bottom end re-seal
  71. 1998 Deville, Both Cooling Fans fail to turn on when commanded with TECH II
  72. 1998 Deville Waterpump housing cover gasket is it reall a dealer only item
  73. Radiator Flush 02 deville
  74. Cannot remove spark plugs
  75. Crankshaft Sensors
  76. Crankshaft sensor?
  77. Fixed - Map sensors keep failing on 94 NorthStar
  78. Which motor mount is this?
  79. Stalls when stopping/stopped
  80. Help!!
  81. ♠ The never had a headgasket problem club…
  82. Cam Cover Colors
  83. P0410 and P0418 on 2005 Bonneville GXP
  84. Spark plug replacment
  85. 94 STS Acceleration issue
  86. EGR or IAC problem on -95 Eldo
  87. Northstar Headgasket Leak/Headbolts......Northstar Performance Bolts
  88. Sticky gas pedal
  89. Cannonball Run Sept 3/2011
  90. Would my baby make it?
  91. GM's response to ZDDP reduction in oil
  92. 1998 Cadillac STS overheating
  93. steel sleeve/block
  94. water pump cover gasket
  95. p0300
  96. New owner of a 98 Eldorado and need some advice
  97. Sub: The wikipedia of Cadillacs
  98. water pump cover leak
  99. headgasket thickness?!
  100. Garage sale
  101. Jake's studs make me happy in the pants.
  102. Any Previously tuned 2000 to 2003 PCM have lifetime tune upgrade
  103. 98 deville concour... correct spark plug gap
  104. Introduction and a little desperate for a fix
  105. 1998 Northstar throttle sticking.
  106. Coolant System Questions 1996 Cadillac Deville
  107. 98 seville sts white smoke
  108. Note to all stud kit customers, effective immediately pricing and policy changes.
  109. 2000 Deville Misfire
  110. Frequency of HG Failure by Age & Miles
  111. why is over filling bad ?
  112. Removing front valve covers from 99 STS engine in car.
  113. Catalytic Converter operating temp specs
  114. For those of you who've successfully rebuilt a northstar engine. . .
  115. cold carbon rap
  116. Note from grampa
  117. Jake i hope you are still here and have not left Thank you Jake for all you do
  118. when i get the heater core replaced to i stay Dex or go green
  119. Swapping PCM
  120. 99 STS running cold (yes cold!!)
  121. Denso Products
  122. '98 DeVille Northstar dies while coasting.
  123. 2000 seville SLS engine removal
  124. 94 Northstar Ecm options
  125. 400 Northstar Headgasket repairs completed
  126. 4.6 northstar injector information
  127. '99 STS with 16k miles, go for it or no?
  128. Bad MPG is freezing weather
  129. The dreaded weekly P0741 engine code & a fix
  130. Northstar Making a Loud Noise - Need Help!
  131. 99 STS Project
  132. Dead starter?
  133. looking for mechanic who does Time sert
  134. Northstar Engine Swap
  135. codes
  136. 2001 Northstar - Head Gaskets blown or not?? I'm stumped!!
  137. About to pull engine for head gaskets, mods and other repairs while engine is out
  138. Sea foaming l37
  139. Olds Aurora Hesitating
  140. Does anyone know how the steering wheel position sensor works?
  141. Delco has new oil filter design
  142. need an northstar engine block ,northstar performance?
  143. Best Economical Way to Get A Car to Jake in Canada
  144. Well, yard engine and tranny installed and took it on a test drive for a hundred mile
  145. Doing HG 1997 STS: questions!
  146. What would it take to mount this on an Eldorado?
  147. Why me? Two Northstars with failed head bolts/gaskets
  148. 96 Deville high idle.
  149. hard cold starting
  150. Wonders if I could run drano thru my heater core to unclog? Lol
  151. Modified Olds Aurora. Merry Christmas everyone!
  152. Torque converter.
  153. anyone here done the ring cleaning procedure?
  154. Bucks, sometimes stalls only under load
  155. 1997 eldorado with northstar
  156. Jake Wiebe, The Clown Prince of Cadillacs
  157. 2000 no roller cams i thout they where 2000 and up
  158. Got the Seville Back today Engine totaly rebuit with studs perfect
  159. Anyone know where the ground wires are for the ignition modules on 00+ Northstars?
  160. Verge of business closure and loss of the stud repair system
  161. When I put my half axles back in the trans one is out further than the other
  162. leaking Water Pump 2000 dts cadillac
  163. No cost HG replacement job, hopefully for a worthy cause this Christmas -
  164. Anyone have Picture of there Stud Job ?
  165. Anyone know what the washer and speednut on the rear transaxle mount is for?
  166. Jake, please get in contact with me
  167. carbonized pistons what does it mean ?
  168. 2000 and Newer Head Gaskets?
  169. RIP my 98. Engine goes boom at < 25,000 miles.
  170. couple questions on 2 loose ends...
  171. Suggestions for keeping 05 4.6L in mint condition?
  172. Can a torn plenum cause P0106?
  173. Best way to mate the engine to the transmission, flowers and wine?
  174. 3 out of 3: Intake Plenum
  175. Work has Been Started ThisMorning on my Baby
  176. 01 ESC project
  177. JoeTahoe you Need to Make Some Space in Your in Box
  178. To: Pete1996
  179. What Crankshaft Position Sensors should be used...brand and color...some were problem
  180. 1998 Seville stalling at stop light issues
  181. Head gasket repair, a intense project for a landscaper with little tech knowledge
  182. Need help identifying a part on the trans...
  183. Major oil leak in '98 Seville STS Northstar engine
  184. Catalyst not ready
  185. Proven NorthStar head gasket repair in Toronto
  186. Ignition quirks with built Northstar
  187. Oil pump and main seal for built Northstar
  188. Conventional oil first 2 oil changes better then full synthetic after new engine is ?
  189. 97 Eldorado ETC HG repair project
  190. How to identify VIN 9 vs VIN Y transmissions and engines
  191. Please help with 94 eldo trans trouble
  192. Big-Sert Head Repair - Can it be Done Without Removing the Engine?
  193. cold rattle
  194. At last a proven 100% fix for Northstar - Head Gasket Failure
  195. Flywheel holding tool
  196. Yahoo!!. Finally!!
  197. The joys of moving a business - updates on Northstar Performance -
  198. To Vincent M and BetterNorthstar -
  199. northstar water pump housing compatibility
  200. 106 octane in L37
  201. Engine Removal guide
  202. cracked lifters
  203. Looking for a time-sert kit or other options!!!!
  204. 1998 Cadillac STS starter clicks but won't start....HELP Please
  205. Northstar headgasket -- want to get 'er fixed, looking for words of wisdom
  206. 2000 deville base seized engine
  207. Re-fill or replace dexcool?
  208. '95 Eldo: how much life left
  209. 94 Eldo motor shaking
  210. Getting ready to fire up the twin turbo Northstar. What size Injectors?
  211. What would i damage that isnt already messed up if i
  212. 1999 northstar
  213. Oil War !
  214. Harmonic balancer torque
  215. engine stumble at red light after highway run
  216. water pump cartridge won't come out!!!!!
  217. Studkit purchase inquiry
  218. 97 Deville, Oil puddle on top of intake manifold, HELP!!!
  219. Dropping cradle starting today, couple of questions...
  220. Installing yard tranny from 2000 SLS into 00 DHS, 90k, Should I replace the ISS?
  221. Seeking opinions on adding an external tranny cooler in addition to the radiator
  222. Helpful hunts for dealing with timing when you have to pull the heads
  223. Think the HG may have went in my Aurora...
  224. Timing chain on rear bank has may have too much play...
  225. another head gasket story... need a little help.
  226. maybe not HG?????
  227. Installed Jake's studs engine with 65k, should I replace front crank seal, looks ok
  228. IP1556 code, no clue.
  229. 94 SLS cradle bolts
  230. Is there a feasible motor swap to do to a 97 Eldorado?
  231. In Detroit - Need headgasket repair recommendations
  232. This guy is doing major stuff
  233. GM Livonia Powetrain Engine Plant - Auction !
  234. Burn oil when turning, on-ramps wow...
  235. 2002 ETC inquiry
  236. Head Bolt/Stud Placement
  237. Still No Luck
  238. Suggestions: Alternator Repair on water cooled 99 Cadillac Seville Alternator
  239. Hot hot hot then not???
  240. intake leak at rear of manifold
  241. coolant leaks out end of new hose while clamped on pump and radiator.......?
  242. '99 DeVille, probably blown head gasket
  243. Ball bearings, pulleys, and grease
  244. Oil Question
  245. Upgrades to the Stud Kits -
  246. Aurora northstar based 4.0... computer issues... help!
  247. piston slap now!? come onnnn!?!?!?
  248. I have officially left the N* fold...
  249. Ok i did it
  250. Dex or Age? Your Thoughts?