: Northstar Engines and System Technical Discussion



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