: Northstar Engines and System Technical Discussion



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