: Northstar Engines and System Technical Discussion



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  1. '95 Eldo: how much life left
  2. 94 Eldo motor shaking
  3. Getting ready to fire up the twin turbo Northstar. What size Injectors?
  4. What would i damage that isnt already messed up if i
  5. 1999 northstar
  6. Oil War !
  7. Harmonic balancer torque
  8. engine stumble at red light after highway run
  9. water pump cartridge won't come out!!!!!
  10. Studkit purchase inquiry
  11. 97 Deville, Oil puddle on top of intake manifold, HELP!!!
  12. Dropping cradle starting today, couple of questions...
  13. Installing yard tranny from 2000 SLS into 00 DHS, 90k, Should I replace the ISS?
  14. Seeking opinions on adding an external tranny cooler in addition to the radiator
  15. Helpful hunts for dealing with timing when you have to pull the heads
  16. Think the HG may have went in my Aurora...
  17. Timing chain on rear bank has may have too much play...
  18. another head gasket story... need a little help.
  19. maybe not HG?????
  20. Installed Jake's studs engine with 65k, should I replace front crank seal, looks ok
  21. IP1556 code, no clue.
  22. 94 SLS cradle bolts
  23. Is there a feasible motor swap to do to a 97 Eldorado?
  24. In Detroit - Need headgasket repair recommendations
  25. This guy is doing major stuff
  26. GM Livonia Powetrain Engine Plant - Auction !
  27. Burn oil when turning, on-ramps wow...
  28. 2002 ETC inquiry
  29. Head Bolt/Stud Placement
  30. Still No Luck
  31. Suggestions: Alternator Repair on water cooled 99 Cadillac Seville Alternator
  32. Hot hot hot then not???
  33. intake leak at rear of manifold
  34. coolant leaks out end of new hose while clamped on pump and radiator.......?
  35. '99 DeVille, probably blown head gasket
  36. Ball bearings, pulleys, and grease
  37. Oil Question
  38. Upgrades to the Stud Kits -
  39. Aurora northstar based 4.0... computer issues... help!
  40. piston slap now!? come onnnn!?!?!?
  41. I have officially left the N* fold...
  42. Ok i did it
  43. Dex or Age? Your Thoughts?
  44. Northstar well designed? Are you on crack???
  45. interesting stuff..........
  46. Good Mechanic in Dallas, TX for HG job?
  47. R&R of heater pipes
  48. Incredible discounts- head gasket work, engines, you name it -
  49. For anyone on the fence as far as fixing their Northstar engine, read this.....
  50. Will this car blow another head gasket?
  51. Transmission transplant! Is it possible?!?
  52. Strange sound and stalling of 99 sts
  53. 1999 etc
  54. i would like to know how should a healthy northstar sound?
  55. ok still have stumble, error codes, between 900-1500 rpm
  56. It's official. Northstar Perfomance is moving.
  57. 2000 Eldorado - White Smoke from front passenger side
  58. More Power
  59. HG shop in NE Ohio that uses Jakes Studs just found it heres the info for anyone
  60. '97 Eldorado Starter issues.. Need help.
  61. Drill for studs with engine in the car
  62. New member-somewhat common question
  63. Rough dimensions and weight of a complete Northstar?
  64. Total cost of Head Gasket Repair
  65. Some bugs that appear to be electrical in nature...
  66. 3.5 from a 2002 Aurora
  67. Engine/Tranny mounts
  68. Cracked Block
  69. If you are in New England, and you have blown head gaskets, read this.....
  70. How many have really failed
  71. Oil Pan gasket help?
  72. Drilling holes in engine for Jakes Kit. . .best tool?
  73. p0300 ses flashing
  74. Zonie77
  75. Head issues. Dealer says i need new engine!! HELP!!
  76. little green hoses on crossover????
  77. P23 code and intermittent engine skip
  78. Most effective ways to clean head and deck surfaces for head gasket change?
  79. Losing Coolant
  80. acceptable coolant usage?
  81. Northstar performance stud kit-how long does it take to get?
  82. Should I use this engine or not?
  83. Question: Is it possible to drill and tap a hole for the torque strut on a 96 north*?
  84. Concerns in the middle of headgasket repair!
  85. "Service Airbag System" Message
  86. Block Or New Engine
  87. will a 94 water pump cover fit on a 95?
  88. CRACKED block .2000 DTS rarity now reality
  89. oxygen sensor removal
  90. 2001 STS P0307. Stalls and hesitates under light acceleration
  91. fuel rail ground
  92. Hmmm. . .Interesting read. Running Compression Test
  93. To Hone or not to Hone
  94. Deville Warped Block can this be fixed?????
  95. Why would smoke be filling the valve covers?
  96. Doing the studs and head gaskets , would like suggestions for locking cams & crank
  97. 98 cadillac eldorado 4.6 engine questions
  98. A few northstar ??
  99. Cant remove EGR
  100. HELP it wont start!
  101. changes made in 2004
  102. 95 PCM question
  103. Power inconsistancy, acceleration, normal? More than one car..
  104. New bearings, new rings, 1000 miles and still burning oil
  105. '97 etc flooded after hot soak
  106. 2000 ETC, vin 9, will seville/deville vin 9 motors fit?
  107. Ac charging problems
  108. 1999 sts
  109. Strange PC 0741 code situation - '97 STS
  110. 8000+ rpm
  111. Steel Seal
  112. baby northstar question
  113. month and day of midyear headbolt change in 2003
  114. Bank 1/2004 Deville DTS
  115. Fuel Injector problem
  116. 2000-01 cam problem
  117. Battery drain
  118. 1998 DeVille Overheating
  119. Temperature Gauge Dampening
  120. 2000 Deville Overheated losing coolant.
  121. Temp gauge dampened? Here's the answer:
  122. 222 degrees B4 fans?
  123. question about new rebuild on 99 sts
  124. 1999 Concours
  125. Running tad bit cool - thermostat or ect sensor?
  126. What else is possibly left???
  127. Yahoo!! My car runs!! :-)
  128. 2001 Deville Stalls/rough idle
  129. Can you replace the HG with the engine in the car?
  130. just lost my oil pressure
  131. EGR valve
  132. stop engine, low oil pressure warning. oil full
  133. Perplexed. Can't figure out what this 1 connector goes to
  134. Blown Northstar V8
  135. Blower motor removal
  136. Recommended Serpentine Belt?
  137. Anyone know how to check an ac compressor
  138. Where to route the starter cable?
  139. Acronyms
  140. Runing Hotter than Usual
  141. Installing engine top dead center
  142. is there any place around philly that repairs northstar head gaskets?
  143. Down Pipe Should be Ported
  144. In a bind and need some info
  145. Notice to all Northstar Technicans; including the DIY crowd-
  146. Question for anyone who has used one of Jake's stud kits....
  147. Alas.....another head gasket has given up the ghost...
  148. How hard is it to convert a 3.11 transaxel to 3.73?
  149. 2001 Deville 224,000 mi.
  150. screwed up big time - need a coolant crossover
  151. Would you invest; if Northstar Performance offered investment plans?
  152. Pics of coolant test of exhaust gas/head gasket leaking?
  153. jakes studs
  154. thermostat housing drips
  155. 2000 Eldorado ETC 4.6L Head Gasket Questions
  156. Collaboration of ideas about Superchargers on FWD Northstar
  157. New engine rebuilt breakin procedure
  158. 95 Eldorado with Jake's studs
  159. Northstar tranny pan bolt.
  160. Head Gasket Gurus, In here!
  161. head bolt torque info?????
  162. Drivability Problems 94 Eldorado
  163. Cadillac Specialties, Good work???
  164. HG repair in DC, MD or VA???
  165. bolt pattern differences between L37 and LD8?
  166. informative.......
  167. Dry Film Lubricants.
  168. Temp gauge position, what is the basis for this?
  169. Mustang 4.6L Injectors on Northstars?
  170. oil pump spacer driver
  171. 2000 and up N* engines?
  172. 94 Eldorado 4T80E No Forward Gears After Shift Solenoid Change
  173. anyone MARRYYLANNDD??????
  174. Better Mileage out of LD8 Northstar
  175. Service Emissions system message
  176. 2002 Deville Multiple codes, rough idle, surging at high RPM
  177. Interesting oil info
  178. Fuel Filter location 95 deville concours 4.6
  179. 95 Deville Concours 4.6 bucking while in gear and AC compressor on
  180. threading for norms inserts
  181. 95 deville 4.6 northstar ISC clicking
  182. Setting timing on 1999 STS after HG repair
  183. 96 Deville Problems
  184. Whats the deal with my o2 sensors
  185. 2000STS oil pan problems
  186. oil smells like gas low oil pressure
  187. Idles strangely when turning heat/ blower switch "on"
  188. OBDii USB scanner
  189. Last post, race car blew up
  190. Long Hard Starts
  191. 2000 Deville DTS upgrades
  192. What the heck is it?
  193. Purge line???
  194. Ideal IAT Sensor Conditions
  195. overheating issue
  196. Engines To Ship to USA via UPS - FINALLY ALL SET UP!
  197. After 17 years, GM is bidding farewell to the once groundbreaking NORTHSTAR
  198. Supercharger like whistle?
  199. 98 deville BlownHead Gasket???
  200. Cooling question I know Another one
  201. chocolate
  202. Damm leaking half seal, what about lucas?
  203. 2000 Cadillac Deville Speedo Problems!
  204. water pump pulley
  205. 01 deville just bought a lemon?
  206. 1999 STS V8 Northstar Engine Misfire / Smoke
  207. 99 Deville starting idle issue
  208. P1376, P0340, I'm desperate...
  209. A rep from General Motors is coming to my shop tomorrow!
  210. Reluctor wheel clocking?
  211. Combo electrical/fuel problem in race car
  212. head dowels
  213. peanut butter in coolant resevoir
  214. 96 STS P0171 & P0174 Code
  215. Battery or alternator
  216. I think my HGs are gone
  217. Please help need to finish tomorrow i am begging
  218. Have to swap engine and tranny in 2000 DHS
  219. I need two exhaust cams and 8 buckets for a 99
  220. 01 DTS running lean codes 0171, 0174 what to look for?
  221. 2000 deville dts rip
  222. 2002 STS RPM Limited... Airflow Sensor Issue or other?
  223. Is power steering and transmission fluid the same in a 94 seville
  224. Customer Paranoia with temp guage - need input from other members-
  225. oil in head bolt hole
  226. Exhaust leaks at Y-pipe to exhaust manifold and front ex. manifold to crossover pipe
  227. 5k rpm limit in 1st gear?
  228. Do I need a new crankshaft? :( pic inside
  229. Painting valve covers
  230. Another CRACKED 2000 block
  231. curious why,PCV vents different?
  232. Emissions Test: It's ok to burn oil eh?
  233. New owner of 99 Deville, avg. temp question
  234. Ac delco pf61e oil filter
  235. Bearings
  236. 94 and 95 intake different?
  237. Had Coolant Flush/Fill done at shop, - now a question
  238. 1994 seville STALLING.
  239. Drilling out the block
  240. Why won't tranny separate
  241. Cylinder head torque?
  242. Victor Reinz Headgasket kits
  243. slight engine miss
  244. Gapless Piston Rings
  245. Please Help!!! I am baffeled
  246. Anyone need a 00+ motor?
  247. Got gaskets?
  248. Head bolt reuse? thread sealer
  249. What - 99 STS No EGR passage ways?
  250. Northstar 8-6-4 Technology, Did it Ever Exist?