: Northstar Engines and System Technical Discussion



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  1. 1998 Seville stalling at stop light issues
  2. Head gasket repair, a intense project for a landscaper with little tech knowledge
  3. Need help identifying a part on the trans...
  4. Major oil leak in '98 Seville STS Northstar engine
  5. Catalyst not ready
  6. Proven NorthStar head gasket repair in Toronto
  7. Ignition quirks with built Northstar
  8. Oil pump and main seal for built Northstar
  9. Conventional oil first 2 oil changes better then full synthetic after new engine is ?
  10. 97 Eldorado ETC HG repair project
  11. How to identify VIN 9 vs VIN Y transmissions and engines
  12. Please help with 94 eldo trans trouble
  13. Big-Sert Head Repair - Can it be Done Without Removing the Engine?
  14. cold rattle
  15. At last a proven 100% fix for Northstar - Head Gasket Failure
  16. Flywheel holding tool
  17. Yahoo!!. Finally!!
  18. The joys of moving a business - updates on Northstar Performance -
  19. To Vincent M and BetterNorthstar -
  20. northstar water pump housing compatibility
  21. 106 octane in L37
  22. Engine Removal guide
  23. cracked lifters
  24. Looking for a time-sert kit or other options!!!!
  25. 1998 Cadillac STS starter clicks but won't start....HELP Please
  26. Northstar headgasket -- want to get 'er fixed, looking for words of wisdom
  27. 2000 deville base seized engine
  28. Re-fill or replace dexcool?
  29. '95 Eldo: how much life left
  30. 94 Eldo motor shaking
  31. Getting ready to fire up the twin turbo Northstar. What size Injectors?
  32. What would i damage that isnt already messed up if i
  33. 1999 northstar
  34. Oil War !
  35. Harmonic balancer torque
  36. engine stumble at red light after highway run
  37. water pump cartridge won't come out!!!!!
  38. Studkit purchase inquiry
  39. 97 Deville, Oil puddle on top of intake manifold, HELP!!!
  40. Dropping cradle starting today, couple of questions...
  41. Installing yard tranny from 2000 SLS into 00 DHS, 90k, Should I replace the ISS?
  42. Seeking opinions on adding an external tranny cooler in addition to the radiator
  43. Helpful hunts for dealing with timing when you have to pull the heads
  44. Think the HG may have went in my Aurora...
  45. Timing chain on rear bank has may have too much play...
  46. another head gasket story... need a little help.
  47. maybe not HG?????
  48. Installed Jake's studs engine with 65k, should I replace front crank seal, looks ok
  49. IP1556 code, no clue.
  50. 94 SLS cradle bolts
  51. Is there a feasible motor swap to do to a 97 Eldorado?
  52. In Detroit - Need headgasket repair recommendations
  53. This guy is doing major stuff
  54. GM Livonia Powetrain Engine Plant - Auction !
  55. Burn oil when turning, on-ramps wow...
  56. 2002 ETC inquiry
  57. Head Bolt/Stud Placement
  58. Still No Luck
  59. Suggestions: Alternator Repair on water cooled 99 Cadillac Seville Alternator
  60. Hot hot hot then not???
  61. intake leak at rear of manifold
  62. coolant leaks out end of new hose while clamped on pump and radiator.......?
  63. '99 DeVille, probably blown head gasket
  64. Ball bearings, pulleys, and grease
  65. Oil Question
  66. Upgrades to the Stud Kits -
  67. Aurora northstar based 4.0... computer issues... help!
  68. piston slap now!? come onnnn!?!?!?
  69. I have officially left the N* fold...
  70. Ok i did it
  71. Dex or Age? Your Thoughts?
  72. Northstar well designed? Are you on crack???
  73. interesting stuff..........
  74. Good Mechanic in Dallas, TX for HG job?
  75. R&R of heater pipes
  76. Incredible discounts- head gasket work, engines, you name it -
  77. For anyone on the fence as far as fixing their Northstar engine, read this.....
  78. Will this car blow another head gasket?
  79. Transmission transplant! Is it possible?!?
  80. Strange sound and stalling of 99 sts
  81. 1999 etc
  82. i would like to know how should a healthy northstar sound?
  83. ok still have stumble, error codes, between 900-1500 rpm
  84. It's official. Northstar Perfomance is moving.
  85. 2000 Eldorado - White Smoke from front passenger side
  86. More Power
  87. HG shop in NE Ohio that uses Jakes Studs just found it heres the info for anyone
  88. '97 Eldorado Starter issues.. Need help.
  89. Drill for studs with engine in the car
  90. New member-somewhat common question
  91. Rough dimensions and weight of a complete Northstar?
  92. Total cost of Head Gasket Repair
  93. Some bugs that appear to be electrical in nature...
  94. 3.5 from a 2002 Aurora
  95. Engine/Tranny mounts
  96. Cracked Block
  97. If you are in New England, and you have blown head gaskets, read this.....
  98. How many have really failed
  99. Oil Pan gasket help?
  100. Drilling holes in engine for Jakes Kit. . .best tool?
  101. p0300 ses flashing
  102. Zonie77
  103. Head issues. Dealer says i need new engine!! HELP!!
  104. little green hoses on crossover????
  105. P23 code and intermittent engine skip
  106. Most effective ways to clean head and deck surfaces for head gasket change?
  107. Losing Coolant
  108. acceptable coolant usage?
  109. Northstar performance stud kit-how long does it take to get?
  110. Should I use this engine or not?
  111. Question: Is it possible to drill and tap a hole for the torque strut on a 96 north*?
  112. Concerns in the middle of headgasket repair!
  113. "Service Airbag System" Message
  114. Block Or New Engine
  115. will a 94 water pump cover fit on a 95?
  116. CRACKED block .2000 DTS rarity now reality
  117. oxygen sensor removal
  118. 2001 STS P0307. Stalls and hesitates under light acceleration
  119. fuel rail ground
  120. Hmmm. . .Interesting read. Running Compression Test
  121. To Hone or not to Hone
  122. Deville Warped Block can this be fixed?????
  123. Why would smoke be filling the valve covers?
  124. Doing the studs and head gaskets , would like suggestions for locking cams & crank
  125. 98 cadillac eldorado 4.6 engine questions
  126. A few northstar ??
  127. Cant remove EGR
  128. HELP it wont start!
  129. changes made in 2004
  130. 95 PCM question
  131. Power inconsistancy, acceleration, normal? More than one car..
  132. New bearings, new rings, 1000 miles and still burning oil
  133. '97 etc flooded after hot soak
  134. 2000 ETC, vin 9, will seville/deville vin 9 motors fit?
  135. Ac charging problems
  136. 1999 sts
  137. Strange PC 0741 code situation - '97 STS
  138. 8000+ rpm
  139. Steel Seal
  140. baby northstar question
  141. month and day of midyear headbolt change in 2003
  142. Bank 1/2004 Deville DTS
  143. Fuel Injector problem
  144. 2000-01 cam problem
  145. Battery drain
  146. 1998 DeVille Overheating
  147. Temperature Gauge Dampening
  148. 2000 Deville Overheated losing coolant.
  149. Temp gauge dampened? Here's the answer:
  150. 222 degrees B4 fans?
  151. question about new rebuild on 99 sts
  152. 1999 Concours
  153. Running tad bit cool - thermostat or ect sensor?
  154. What else is possibly left???
  155. Yahoo!! My car runs!! :-)
  156. 2001 Cadillac Deville Stalls/rough idle
  157. Can you replace the HG with the engine in the car?
  158. just lost my oil pressure
  159. EGR valve
  160. stop engine, low oil pressure warning. oil full
  161. Perplexed. Can't figure out what this 1 connector goes to
  162. Blown Northstar V8
  163. Blower motor removal
  164. Recommended Serpentine Belt?
  165. Anyone know how to check an ac compressor
  166. Where to route the starter cable?
  167. Acronyms
  168. Runing Hotter than Usual
  169. Installing engine top dead center
  170. is there any place around philly that repairs northstar head gaskets?
  171. Down Pipe Should be Ported
  172. In a bind and need some info
  173. Notice to all Northstar Technicans; including the DIY crowd-
  174. Question for anyone who has used one of Jake's stud kits....
  175. Alas.....another head gasket has given up the ghost...
  176. How hard is it to convert a 3.11 transaxel to 3.73?
  177. 2001 Deville 224,000 mi.
  178. screwed up big time - need a coolant crossover
  179. Would you invest; if Northstar Performance offered investment plans?
  180. Pics of coolant test of exhaust gas/head gasket leaking?
  181. jakes studs
  182. thermostat housing drips
  183. 2000 Eldorado ETC 4.6L Head Gasket Questions
  184. Collaboration of ideas about Superchargers on FWD Northstar
  185. New engine rebuilt breakin procedure
  186. 95 Eldorado with Jake's studs
  187. Northstar tranny pan bolt.
  188. Head Gasket Gurus, In here!
  189. head bolt torque info?????
  190. Drivability Problems 94 Eldorado
  191. Cadillac Specialties, Good work???
  192. HG repair in DC, MD or VA???
  193. bolt pattern differences between L37 and LD8?
  194. informative.......
  195. Dry Film Lubricants.
  196. Temp gauge position, what is the basis for this?
  197. Mustang 4.6L Injectors on Northstars?
  198. oil pump spacer driver
  199. 2000 and up N* engines?
  200. 94 Eldorado 4T80E No Forward Gears After Shift Solenoid Change
  201. anyone MARRYYLANNDD??????
  202. Better Mileage out of LD8 Northstar
  203. Service Emissions system message
  204. 2002 Deville Multiple codes, rough idle, surging at high RPM
  205. Interesting oil info
  206. Fuel Filter location 95 deville concours 4.6
  207. 95 Deville Concours 4.6 bucking while in gear and AC compressor on
  208. threading for norms inserts
  209. 95 deville 4.6 northstar ISC clicking
  210. Setting timing on 1999 STS after HG repair
  211. 96 Deville Problems
  212. Whats the deal with my o2 sensors
  213. 2000STS oil pan problems
  214. oil smells like gas low oil pressure
  215. Idles strangely when turning heat/ blower switch "on"
  216. OBDii USB scanner
  217. Last post, race car blew up
  218. Long Hard Starts
  219. 2000 Deville DTS upgrades
  220. What the heck is it?
  221. Purge line???
  222. Ideal IAT Sensor Conditions
  223. overheating issue
  224. Engines To Ship to USA via UPS - FINALLY ALL SET UP!
  225. After 17 years, GM is bidding farewell to the once groundbreaking NORTHSTAR
  226. Supercharger like whistle?
  227. 98 deville BlownHead Gasket???
  228. Cooling question I know Another one
  229. chocolate
  230. Damm leaking half seal, what about lucas?
  231. 2000 Cadillac Deville Speedo Problems!
  232. water pump pulley
  233. 01 deville just bought a lemon?
  234. 1999 STS V8 Northstar Engine Misfire / Smoke
  235. 99 Deville starting idle issue
  236. P1376, P0340, I'm desperate...
  237. A rep from General Motors is coming to my shop tomorrow!
  238. Reluctor wheel clocking?
  239. Combo electrical/fuel problem in race car
  240. head dowels
  241. peanut butter in coolant resevoir
  242. 96 STS P0171 & P0174 Code
  243. Battery or alternator
  244. I think my HGs are gone
  245. Please help need to finish tomorrow i am begging
  246. Have to swap engine and tranny in 2000 DHS
  247. I need two exhaust cams and 8 buckets for a 99
  248. 01 DTS running lean codes 0171, 0174 what to look for?
  249. 2000 deville dts rip
  250. 2002 STS RPM Limited... Airflow Sensor Issue or other?