: Northstar Engines and System Technical Discussion



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  1. oil manifold question
  2. How do you clean ring grooves on pistons?
  3. Video. For those who want to see CNC machining in action.
  4. Plugs - Spark plugs for a Northstar ??
  5. Want To Buy N* stud tool kit
  6. What happened? Stored 1996 Deville engine knock
  7. Northstar head gasket repair
  8. WOT problem and P0300 - 2000 Eldorado
  9. Marks Turbocharged 99 STS
  10. water pump leak after replacing pump/seal
  11. Missing shield in cam cover?
  12. tight northstar cam chain
  13. front motor mounts
  14. northstar studs
  15. 2000 Deville - high pitched whistle
  16. 99 Deville HG job 4-2012
  17. I have a set of studs available if someone needs them thanks to my previous thread
  18. DIY Northstar Head Gasket / Crankcase Leak Repair
  19. 1997 Seville temperature problems
  20. Don't Wait More Than 120 days
  21. How to tell if head gaskets have been done before?
  22. Need top compression ring 98 N*....ugghhh
  23. 18mm Northstar Crankbolt needed
  24. 98 Eldorado replacing Engine Torque Mounts
  25. Troubleshooting help
  26. New Northstar Crate Engine
  27. Valve stem seal tool?
  28. Code P070 with stalling and surging-TPS or ISC?
  29. Huge thanks to Joe at Midwest Cadillac Repair
  30. Factory air intake question
  31. Bent pushrod - valvetrain noise ?
  32. '01 DTS Misfire.
  33. Thread size for Jake's studs?
  34. Drive Train Hum & No Overdrive
  35. Towing in third gear
  36. 2004 Deville PCM
  37. 01 Deville OverHeating Issue
  38. Please help diagnose my cooling system problem
  39. Overheating
  40. Is there an alternate way to lock the flywheel?
  41. northstar stud kit
  42. What engines are compatible with 2000 seville sts.... Coil to spark plug type.....
  43. Coolant Reservoir Overflow Line
  44. N* Upper to Lower block half sealing procedure.
  45. To re-seal or not?
  46. How do you SAFELY clean the valve covers?
  47. 98 ETC Head Gasket project started today...
  48. 2002 Eldorado ETC Head Gasket Project
  49. 97 N* Crank Pulley / Oil Pump Torque setting
  50. WP cam price
  51. 2001 Deville VIN Y - head gasket repair on Long Island ?
  52. Anyone want to compare MAF readings?
  53. Wheres Jake? We need studs and engines !!!
  54. serp belt
  55. Question about the Northstar PCM
  56. 96 Sedan De Ville V8 Northstar Over Heating
  57. po 300, po 507 need help asap!!
  58. 1997 STS N* connecting rod stamped number
  59. Is there an on-line breakdown of N* engine parts with GM part numbers?
  60. Torque specs on fasteners - torque angle?
  61. Northstar headbolt spacing/ pattern
  62. 95 eldorado 8th letter of vin is y
  63. Recently purchaced 2003 Cadillac Dev
  64. engine swap for a 2000 dts to a 2003 devell can it work i
  65. Jake, I REALLY, REALLY want to give you some money!
  66. Saga of a naive Head Gasket repair
  67. Cracked block!!!!
  68. What causes a headgasket failure?
  69. Spark advance/knock - What is tolerance?
  70. Towing with 02 Deville
  71. Northstar Temp sensor & Lock up converter ?'s
  72. P119 and p080
  73. Another (slightly different) Northstar oil consumption question.....
  74. holley injector harness
  75. Northstar oil pump failure
  76. 4.6 Rod Clearance
  77. Determining Headbolt Thread Pitch
  78. Thank You
  79. Scratched Wall
  80. 4T80E Electronically controlled torque converter clutch
  81. Do The 2006 and newer DTS Northstars have the same headgasket issues?
  82. Feels like a miss?
  83. Need some advice for Northstar car purchase...
  84. need help with rough running northstsar
  85. '03 DeVille - Slight shudder under initial acceleration
  86. how can i check if head gasket leaks
  87. 1994 Deville Concours Ignition Control Module Replacement
  88. Get it while you can..........
  89. Backfiring issues
  90. Rear main seal install tool confusion
  91. surges/sputters while driving, but idles perfectly fine?
  92. Code P041 and Code P025 in 1994 Deville Concours
  93. Northstar 4.6 Overheating
  94. Differences of studs vs. Timeserts
  95. 94 deville concours northstar catalytic converter redhot and stalls
  96. dipstick level, which side to believe?
  97. 2002 Eldorado coolant flush what kind?
  98. Heated Seat Issue..Please Help!
  99. Running on 4 Cylinders..not in Overheat mode
  100. 2002 Deville, White Smoke when Ideling
  101. 1999 Deville w/ Northstar coolant issue
  102. Another 2000+ head gasket failure
  103. 01 Deville DHS N* Repair in DFW Metroplex
  104. SureGrip stud kit / jig combo allignment?
  105. How hard to try to pull the head bolts on Northstar?
  106. How do I pull the airbox in my Eldo?
  107. 2000 Deville Crank Sensor Problems.. Please help if you can..
  108. ethanol or not
  109. Areas to look at while doing a HG repair
  110. PCM/EBTCM Pin Diagram, 2001 SLS
  111. Jake, wish you best of Luck !!
  112. What wire for the Speedo?
  113. Time sert kit kit # 500
  114. Torque Converter Whine
  115. PCM and engine switching
  116. 4T80E Viscous Torque Converter Internals / Clutch Failure (Lots of pictures included)
  117. timeserts
  118. Northstar removal
  119. Blocks, cracks and heat
  120. Please help: 1996 deville hard starting ?
  121. 2000 Deville using oil
  122. 2003 Deville engine start problem
  123. What exactly is a "base model" Deville ?
  124. need to replace flywheel
  125. Service engine light
  126. Possible to run northstar on an engine stand or outside of the car?
  127. Oil leak 2004 DHS could switching to Syn oil at 60k cause a leak or make one worse
  128. A few codes to clear up (02 Deville)
  129. Northstar Camshaft Wear - Common? Cause?
  130. My 98 Deville N* HG repair adventure !!
  131. northstar engine several issues--need major help
  132. Water pump removal
  133. Northstar coolant leak
  134. More Northstar repair services......ENJOY
  135. Shell Rimula R6 ME 5W30
  136. Camshaft pulley removal
  137. P0300 Code goes off at high rpm.
  138. Turbo'ed 98-04 STS N*
  139. 99' cadillac head gasket problems
  140. Fuel Injector resistance 1994 Northstar motor
  141. Northstar Main Studs-
  142. $575 99 Seville project Car overheating
  143. My Little Northstar engine Project
  144. Trans question p0748 after trans repaired by rebuilder
  145. 1994 Deville Concours PCM Replacement
  146. 94 Deville Concours PCM Codes P041 and P119
  147. Misfire Cylender 4 Low Compresion after flashing SES and p0300
  148. prospective owner with HG question
  149. tcc solenoid need help asap
  150. egr blockoff
  151. 01 eldorado ESC "hard" starting and once wouldn't start
  152. Shelby 1 Olds Supercharged Aurora - How About LS9 or LSA?
  153. Direct Injection - Technology Question
  154. Bought the '97 etc replacement
  155. Advice from some repair guys on cleaning processes
  156. 94 STS head gasket question
  157. Doesn't seem to be the head gasket but still overheats
  158. Looking for HG Repair Shop in Southeast US
  159. evap solonoid
  160. Ebay: Brand new Vortech Supercharged Aurora 4.0 engine
  161. 1995 elder northstar cooling
  162. how to change camshaft position sensor on 1997 sts
  163. Not happy with Federal Mogul's quality levels anymore. Specifically Fel-Pro.
  164. 1994 SLS Northstar running rich and stalling
  165. Front seal is leaking
  166. Thorttle body problem and code p2135
  167. Ignition drop-outs
  168. L37, ld8, l47 & lx5
  169. My 98 Deville with straight pipes... what do you guys think?
  170. hg repairs
  171. Wierd Temperature spikes 02 deville
  172. There was a thread or sticky that was all about engine oild and dino or conventional
  173. Oil pump prime
  174. Motor Mount project
  175. Hello Everyone, I need help with getting an engine......
  176. P0304 Misfire cylinder 4
  177. N* picky about motor oil?
  178. Timing chain seems loose on a 4.6L Deville.
  179. 99 deville fans just stop both of them
  180. Replacing a TPS in a 99 Deville?
  181. 2000 Deville Idle Relearn
  182. Polishing Cam lobes?
  183. Northstar Tuneup
  184. Felpro intake manifold gaskets
  185. PCM Codes P0171 and P0174
  186. 100 Cadillac head gasket repairs completed
  187. NorthStar Engine Block Crack Have you had one What year and how did it crack
  188. 4.6 N* Crank shaft / oil pump question
  189. hard starting 1997 sts
  190. air in coolant system?
  191. more electrical gremlins
  192. No fuel pressure
  193. Photos of the CNC turning center-
  194. 98 STS White smoke on accelation
  195. Should I have my brand new, never fired 4.0 long-block studded?
  196. Found my coolant leak
  197. Oil pump seal/oring
  198. Looking for a SPECIFIC N* Removal Guide
  199. Remote start and push button ignition
  200. Consequences of driving with failed HG
  201. How to space piston rings
  202. Cam journal caps broke
  203. Should I replace PCM? Need 2nd & 3rd opinions
  204. New owner of 1997 Eldorado, many questions
  205. N* To pull or not to pull, A/C is the question.
  206. 2002 Deville; Installing Vin Y Engine Into Vin 9 Car
  207. Northstar PCM Tuning
  208. Cross over gaskets ?
  209. Smells like exhaust in antifreeze again............... ?
  210. Disabling air injection system in 2002 engine?
  211. Couple of problems with my 94 Seville.
  212. 1994 cadillac seville Spark plug change
  213. Bad head gaskets or user error?
  214. northstar pre-trip opinion
  215. Source for engine internal parts?
  216. First post: Anyone know if the RWD and AWD wire harnesses are the same for 04-05 STS?
  217. If Engine has been Studed can you Remove the heads and put the heads back with in car
  218. So where is my oil level sensor?
  219. Curious. . .crankshaft position sensors, are they reversable?
  220. Bad mileage
  221. Taking Pre-Orders for bottom end stud kits-
  222. Any good Northstar shops near Maryland?
  223. Have code P071 & P046
  224. Cost of DIY Headgaskets/studs?
  225. Ceramic coated exhaust manifolds?
  226. What is the timeline for Head Gasket failure
  227. Where are the parts for this build?
  228. MAF Housing R&R
  229. ticking tapping noise in engine video attached
  230. Interesting find........
  231. proper torque-to-yield on 99 sts
  232. Northstar 4.6 bottom end
  233. 1996 ETC Code nightmares p13
  234. 2000 STS Half-case seal gasket P/N
  235. Looks like an early factory "new" create engine
  236. Northstar Shake
  237. 5/16 course Head Bolts?
  238. Time sert removal
  239. tcc solenoid
  240. Just got exhaust work done and now I'm getting some codes... Advice? 2002 DTS
  241. Question regarding slight motor mount/tranny thump
  242. 85 Northstar head gasket jobs completed 85 Cadillacs saved!
  243. Looking for a shop in GA that uses Studs for HG repair
  244. Help with Tune Up Northstar 4.6
  245. Disassembling my first N*
  246. bad ground the route of all evil ??
  247. Mysterious loss of coolant / 7000 miles without a problem since new studs & gaskets..
  248. Engine swap question
  249. New Guy to Northstar and their General Maintaince
  250. Torque Converter Shaft