: Northstar Engines and System Technical Discussion



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