: Northstar Engines and System Technical Discussion



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  1. Still getting Missfire-New AC Delco Plugs and new coil packs
  2. Removing exhaust down pipe on 99 Seville
  3. 94 Cadillac Seville SLS flooding out real bad
  4. New Member engine overheating problem...
  5. Oil Pressure...
  6. Pretty sure I have a fuel leak somewhere under the hood
  7. Engine Coolant Temperature Gauges / Cooling Fans Operation Explained
  8. Oil, cams, Northstars, and ZDDP
  9. New member, 1st caddy- low coolant level warning
  10. 2000 SLS engine oddity
  11. 4.0 rebuild
  12. Northstar swap transmission please help
  13. Best method of cleaning
  14. Crank Bolt Removal and free block/tranny
  15. Time Sert Kit Needed.
  16. I’m not Convinced it the Head Gaskets again?
  17. Code question?
  18. Out the top! First time....
  19. cam swap to 4.0l
  20. Timesert Failure
  21. Looking for a GOOD shop in/near MASS for engine install.
  22. HG For Me Too!
  23. Northstar A/C
  24. ECU TROUBLE! IMPORTANT! How to fix or replace cut wires to ecu?
  25. Northstar in a 65 Corsa
  26. crank position sensor relearn
  27. I really need help OBD TROUBLE CODES 96 STS
  28. 2007 DTS Engine noise at start up help
  29. 02 Northstar in 99 sys basically complete
  30. Other Northstar Vehicles (LD8)
  31. Noticeable drop in power in warm weather
  32. norms insert alignment kit for sale
  33. 99 STS stumbles, P1370a, P1371a, P1377a codes; At wits end with this car
  34. 2000 cadillac sts completely stumped, tried everything and new to fourm.
  35. 2006 DTS Intermittent Leakage Causing Battery to go Dead Overnight
  36. new guy with 99 eldorado etc
  37. Anyone need a Stud Kit?
  38. Question about stud kit install?
  39. Timing question
  40. 94 eldo cooling problem
  41. Rear main (probable) seal leaking... talk to "Northstar performance" or no?
  42. Convert from Dex-Cool to green antifreeze
  43. Cracked Blocks. CKP swap to 00+ blocks?
  44. '96 STS starting trouble & heat only on right side
  45. how to replace a1994 sls map sensor, code p032
  46. Can anyone comment on the differences in '06 to '10 Vin Y (LD8) engines from '05
  47. 2002 Northstar security
  48. EMERGENCY! I have an interview tomorrow and my Car (2000 Eldo) is down!
  49. 2002 4t80e tranny
  50. Internal Engine Questions!
  51. Trouble communicating with Northstar Performance.
  52. It's been asked before, but more specifically.ACD 41-OEM Sparkplugs vs Denso Iridium
  53. Who has done the Most head gasket jobs on N's
  54. New supplier for a high performance exhaust crossover pipe
  55. Who has used studs from Northstar Performance ?
  56. Northstar XV12 engine
  57. Message to all stud kit customers, past, present, and future.
  58. Lower crankcase reseal questions
  59. Best Reasonably Priced Socket Tools?
  60. 2000 Eldo front cam cover gasket replacement
  61. P1599 - Engine Stall or Near Stall Detected
  62. No longer a Cadillac owner :-(
  63. PVC valve,where are you?
  64. Replaced head gaskets and northstar performance studs with egine in car
  65. Problem solved!
  66. Greetings all, Newby here. Got a '94 Eldo Northstar w/ zero problems and...
  67. new spark plugs and radio static
  68. Northstar removal guide - feedback wanted
  69. Crankcase half leak?
  70. 05 Northstar Timing Chain Failure?
  71. another shop pulling a scam?
  72. MAF SENSOR ISSUE 2000 Cadillac Seville SLS
  73. spark plugs
  74. Is it just me or does it seem like there are a lot more bad head gaskets, esp 2000+
  75. ignition switch keeps blowing on 02 deville
  76. idle vibration and no other codes/symptoms
  77. fuel pump info please
  78. 95 seville smokes tons at idle after sitting for a year
  79. Tapping Noise
  80. Coolant temp sensor
  81. 2002 Deville Mechanics are stumped
  82. white/blue smoke
  83. Fel-Pro or OEM gaskets?
  84. change to synthetic to help oil consumption?
  85. Steel of a deal?
  86. 94 top intake cover bolts- which side up
  87. 2002 Deville completely died at 80 mph
  88. pulsating engine and trans kickdown too high
  89. P0101 and P0741 -2000 Deville
  90. Cam shaft code 99 deville ongoing project with hg repair
  91. Blown Head Gasket 00 Deville
  92. God Bless America - stud kits to ship from new USA location
  93. Any differences between N* in 98 Deville and 98 Seville?
  94. 98 Deville HG failure
  95. Minimum idle speed adjustment on 1996 throttle body
  96. My NorthStar Head Stud installation picture
  97. bad idle and shuts off
  98. Question on Northstar small cover bolts, what size wrench?
  99. 2002 Cadillac DeVille and engine skip
  100. dropping Northstar
  101. Scan Tools For The DIY
  102. engine form 97 into 99?
  103. 94 4.6 Water Pump Housing question
  104. Northstar Performance - 24 hour head gasket repair & bottom end re-seal
  105. 1998 Deville, Both Cooling Fans fail to turn on when commanded with TECH II
  106. 1998 Deville Waterpump housing cover gasket is it reall a dealer only item
  107. Radiator Flush 02 deville
  108. Cannot remove spark plugs
  109. Crankshaft Sensors
  110. Crankshaft sensor?
  111. Fixed - Map sensors keep failing on 94 NorthStar
  112. Which motor mount is this?
  113. Stalls when stopping/stopped
  114. Help!!
  115. ♠ The never had a headgasket problem club…
  116. Cam Cover Colors
  117. P0410 and P0418 on 2005 Bonneville GXP
  118. Spark plug replacment
  119. 94 STS Acceleration issue
  120. EGR or IAC problem on -95 Eldo
  121. Northstar Headgasket Leak/Headbolts......Northstar Performance Bolts
  122. Sticky gas pedal
  123. Cannonball Run Sept 3/2011
  124. Would my baby make it?
  125. GM's response to ZDDP reduction in oil
  126. 1998 Cadillac STS overheating
  127. steel sleeve/block
  128. water pump cover gasket
  129. p0300
  130. New owner of a 98 Eldorado and need some advice
  131. Sub: The wikipedia of Cadillacs
  132. water pump cover leak
  133. headgasket thickness?!
  134. Garage sale
  135. Jake's studs make me happy in the pants.
  136. Any Previously tuned 2000 to 2003 PCM have lifetime tune upgrade
  137. 98 deville concour... correct spark plug gap
  138. Introduction and a little desperate for a fix
  139. 1998 Northstar throttle sticking.
  140. Coolant System Questions 1996 Cadillac Deville
  141. 98 seville sts white smoke
  142. Note to all stud kit customers, effective immediately pricing and policy changes.
  143. 2000 Deville Misfire
  144. Frequency of HG Failure by Age & Miles
  145. why is over filling bad ?
  146. Removing front valve covers from 99 STS engine in car.
  147. Catalytic Converter operating temp specs
  148. For those of you who've successfully rebuilt a northstar engine. . .
  149. cold carbon rap
  150. Note from grampa
  151. Jake i hope you are still here and have not left Thank you Jake for all you do
  152. when i get the heater core replaced to i stay Dex or go green
  153. Swapping PCM
  154. 99 STS running cold (yes cold!!)
  155. Denso Products
  156. '98 DeVille Northstar dies while coasting.
  157. 2000 seville SLS engine removal
  158. 94 Northstar Ecm options
  159. 400 Northstar Headgasket repairs completed
  160. 4.6 northstar injector information
  161. '99 STS with 16k miles, go for it or no?
  162. Bad MPG is freezing weather
  163. The dreaded weekly P0741 engine code & a fix
  164. Northstar Making a Loud Noise - Need Help!
  165. 99 STS Project
  166. Dead starter?
  167. looking for mechanic who does Time sert
  168. Northstar Engine Swap
  169. codes
  170. 2001 Northstar - Head Gaskets blown or not?? I'm stumped!!
  171. About to pull engine for head gaskets, mods and other repairs while engine is out
  172. Sea foaming l37
  173. Olds Aurora Hesitating
  174. Does anyone know how the steering wheel position sensor works?
  175. Delco has new oil filter design
  176. need an northstar engine block ,northstar performance?
  177. Best Economical Way to Get A Car to Jake in Canada
  178. Well, yard engine and tranny installed and took it on a test drive for a hundred mile
  179. Doing HG 1997 STS: questions!
  180. What would it take to mount this on an Eldorado?
  181. Why me? Two Northstars with failed head bolts/gaskets
  182. 96 Deville high idle.
  183. hard cold starting
  184. Wonders if I could run drano thru my heater core to unclog? Lol
  185. Modified Olds Aurora. Merry Christmas everyone!
  186. Torque converter.
  187. anyone here done the ring cleaning procedure?
  188. Bucks, sometimes stalls only under load
  189. 1997 eldorado with northstar
  190. Jake Wiebe, The Clown Prince of Cadillacs
  191. 2000 no roller cams i thout they where 2000 and up
  192. Got the Seville Back today Engine totaly rebuit with studs perfect
  193. Anyone know where the ground wires are for the ignition modules on 00+ Northstars?
  194. Verge of business closure and loss of the stud repair system
  195. When I put my half axles back in the trans one is out further than the other
  196. leaking Water Pump 2000 dts cadillac
  197. No cost HG replacement job, hopefully for a worthy cause this Christmas -
  198. Anyone have Picture of there Stud Job ?
  199. Anyone know what the washer and speednut on the rear transaxle mount is for?
  200. Jake, please get in contact with me
  201. carbonized pistons what does it mean ?
  202. 2000 and Newer Head Gaskets?
  203. RIP my 98. Engine goes boom at < 25,000 miles.
  204. couple questions on 2 loose ends...
  205. Suggestions for keeping 05 4.6L in mint condition?
  206. Can a torn plenum cause P0106?
  207. Best way to mate the engine to the transmission, flowers and wine?
  208. 3 out of 3: Intake Plenum
  209. Work has Been Started ThisMorning on my Baby
  210. 01 ESC project
  211. JoeTahoe you Need to Make Some Space in Your in Box
  212. To: Pete1996
  213. What Crankshaft Position Sensors should be used...brand and color...some were problem
  214. 1998 Seville stalling at stop light issues
  215. Head gasket repair, a intense project for a landscaper with little tech knowledge
  216. Need help identifying a part on the trans...
  217. Major oil leak in '98 Seville STS Northstar engine
  218. Catalyst not ready
  219. Proven NorthStar head gasket repair in Toronto
  220. Ignition quirks with built Northstar
  221. Oil pump and main seal for built Northstar
  222. Conventional oil first 2 oil changes better then full synthetic after new engine is ?
  223. 97 Eldorado ETC HG repair project
  224. How to identify VIN 9 vs VIN Y transmissions and engines
  225. Please help with 94 eldo trans trouble
  226. Big-Sert Head Repair - Can it be Done Without Removing the Engine?
  227. cold rattle
  228. At last a proven 100% fix for Northstar - Head Gasket Failure
  229. Flywheel holding tool
  230. Yahoo!!. Finally!!
  231. The joys of moving a business - updates on Northstar Performance -
  232. To Vincent M and BetterNorthstar -
  233. northstar water pump housing compatibility
  234. 106 octane in L37
  235. Engine Removal guide
  236. cracked lifters
  237. Looking for a time-sert kit or other options!!!!
  238. 1998 Cadillac STS starter clicks but won't start....HELP Please
  239. Northstar headgasket -- want to get 'er fixed, looking for words of wisdom
  240. 2000 deville base seized engine
  241. Re-fill or replace dexcool?
  242. '95 Eldo: how much life left
  243. 94 Eldo motor shaking
  244. Getting ready to fire up the twin turbo Northstar. What size Injectors?
  245. What would i damage that isnt already messed up if i
  246. 1999 northstar
  247. Oil War !
  248. Harmonic balancer torque
  249. engine stumble at red light after highway run
  250. water pump cartridge won't come out!!!!!