: Northstar Engines and System Technical Discussion



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  1. Cradle swapping possibilities
  2. Non Production VVT Northstar
  3. Jake Northstar Performance - stud problems
  4. Update on remanufactured Northstar Performance engine. 1 year later
  5. Head Gasket Questions
  6. Another overheating northstar....
  7. Northstar interesting stuff....
  8. '00 Deville sat for year. Coolant, Battery, Misfire, Brake fluid problems HELP
  9. Northstar Water Pump Housing Replacment
  10. my 1995 Cadillac Eldorado Overheating
  11. Seafoam - do you use it?
  12. Another N* Oil Pump question
  13. 2005 DTS Head gasket still a problem?
  14. Gforce performance "chip" ?
  15. SureGrip studded Eldo for sale?!!
  16. I'm relocating,,,,new complaints section....
  17. Remote key fob
  18. oil manifold question
  19. How do you clean ring grooves on pistons?
  20. Video. For those who want to see CNC machining in action.
  21. Plugs - Spark plugs for a Northstar ??
  22. Want To Buy N* stud tool kit
  23. What happened? Stored 1996 Deville engine knock
  24. Northstar head gasket repair
  25. WOT problem and P0300 - 2000 Eldorado
  26. Marks Turbocharged 99 STS
  27. water pump leak after replacing pump/seal
  28. Missing shield in cam cover?
  29. tight northstar cam chain
  30. front motor mounts
  31. northstar studs
  32. 2000 Deville - high pitched whistle
  33. 99 Deville HG job 4-2012
  34. I have a set of studs available if someone needs them thanks to my previous thread
  35. DIY Northstar Head Gasket / Crankcase Leak Repair
  36. 1997 Seville temperature problems
  37. Don't Wait More Than 120 days
  38. How to tell if head gaskets have been done before?
  39. Need top compression ring 98 N*....ugghhh
  40. 18mm Northstar Crankbolt needed
  41. 98 Eldorado replacing Engine Torque Mounts
  42. Troubleshooting help
  43. New Northstar Crate Engine
  44. Valve stem seal tool?
  45. Code P070 with stalling and surging-TPS or ISC?
  46. Huge thanks to Joe at Midwest Cadillac Repair
  47. Factory air intake question
  48. Bent pushrod - valvetrain noise ?
  49. '01 DTS Misfire.
  50. Thread size for Jake's studs?
  51. Drive Train Hum & No Overdrive
  52. Towing in third gear
  53. 2004 Deville PCM
  54. 01 Deville OverHeating Issue
  55. Please help diagnose my cooling system problem
  56. Overheating
  57. Is there an alternate way to lock the flywheel?
  58. northstar stud kit
  59. What engines are compatible with 2000 seville sts.... Coil to spark plug type.....
  60. Coolant Reservoir Overflow Line
  61. N* Upper to Lower block half sealing procedure.
  62. To re-seal or not?
  63. How do you SAFELY clean the valve covers?
  64. 98 ETC Head Gasket project started today...
  65. 2002 Eldorado ETC Head Gasket Project
  66. 97 N* Crank Pulley / Oil Pump Torque setting
  67. WP cam price
  68. 2001 Deville VIN Y - head gasket repair on Long Island ?
  69. Anyone want to compare MAF readings?
  70. Wheres Jake? We need studs and engines !!!
  71. serp belt
  72. Question about the Northstar PCM
  73. 96 Sedan De Ville V8 Northstar Over Heating
  74. po 300, po 507 need help asap!!
  75. 1997 STS N* connecting rod stamped number
  76. Is there an on-line breakdown of N* engine parts with GM part numbers?
  77. Torque specs on fasteners - torque angle?
  78. Northstar headbolt spacing/ pattern
  79. 95 eldorado 8th letter of vin is y
  80. Recently purchaced 2003 Cadillac Dev
  81. engine swap for a 2000 dts to a 2003 devell can it work i
  82. Jake, I REALLY, REALLY want to give you some money!
  83. Saga of a naive Head Gasket repair
  84. Cracked block!!!!
  85. What causes a headgasket failure?
  86. Spark advance/knock - What is tolerance?
  87. Towing with 02 Deville
  88. Northstar Temp sensor & Lock up converter ?'s
  89. P119 and p080
  90. Another (slightly different) Northstar oil consumption question.....
  91. holley injector harness
  92. Northstar oil pump failure
  93. 4.6 Rod Clearance
  94. Determining Headbolt Thread Pitch
  95. Thank You
  96. Scratched Wall
  97. 4T80E Electronically controlled torque converter clutch
  98. Do The 2006 and newer DTS Northstars have the same headgasket issues?
  99. Feels like a miss?
  100. Need some advice for Northstar car purchase...
  101. need help with rough running northstsar
  102. '03 DeVille - Slight shudder under initial acceleration
  103. how can i check if head gasket leaks
  104. 1994 Deville Concours Ignition Control Module Replacement
  105. Get it while you can..........
  106. Backfiring issues
  107. Rear main seal install tool confusion
  108. surges/sputters while driving, but idles perfectly fine?
  109. Code P041 and Code P025 in 1994 Deville Concours
  110. Northstar 4.6 Overheating
  111. Differences of studs vs. Timeserts
  112. 94 deville concours northstar catalytic converter redhot and stalls
  113. dipstick level, which side to believe?
  114. 2002 Eldorado coolant flush what kind?
  115. Heated Seat Issue..Please Help!
  116. Running on 4 Cylinders..not in Overheat mode
  117. 2002 Deville, White Smoke when Ideling
  118. 1999 Deville w/ Northstar coolant issue
  119. Another 2000+ head gasket failure
  120. 01 Deville DHS N* Repair in DFW Metroplex
  121. SureGrip stud kit / jig combo allignment?
  122. How hard to try to pull the head bolts on Northstar?
  123. How do I pull the airbox in my Eldo?
  124. 2000 Deville Crank Sensor Problems.. Please help if you can..
  125. ethanol or not
  126. Areas to look at while doing a HG repair
  127. PCM/EBTCM Pin Diagram, 2001 SLS
  128. Jake, wish you best of Luck !!
  129. What wire for the Speedo?
  130. Time sert kit kit # 500
  131. Torque Converter Whine
  132. PCM and engine switching
  133. 4T80E Viscous Torque Converter Internals / Clutch Failure (Lots of pictures included)
  134. timeserts
  135. Northstar removal
  136. Blocks, cracks and heat
  137. Please help: 1996 deville hard starting ?
  138. 2000 Deville using oil
  139. 2003 Deville engine start problem
  140. What exactly is a "base model" Deville ?
  141. need to replace flywheel
  142. Service engine light
  143. Possible to run northstar on an engine stand or outside of the car?
  144. Oil leak 2004 DHS could switching to Syn oil at 60k cause a leak or make one worse
  145. A few codes to clear up (02 Deville)
  146. Northstar Camshaft Wear - Common? Cause?
  147. My 98 Deville N* HG repair adventure !!
  148. northstar engine several issues--need major help
  149. Water pump removal
  150. Northstar coolant leak
  151. More Northstar repair services......ENJOY
  152. Shell Rimula R6 ME 5W30
  153. Camshaft pulley removal
  154. P0300 Code goes off at high rpm.
  155. Turbo'ed 98-04 STS N*
  156. 99' cadillac head gasket problems
  157. Fuel Injector resistance 1994 Northstar motor
  158. Northstar Main Studs-
  159. $575 99 Seville project Car overheating
  160. My Little Northstar engine Project
  161. Trans question p0748 after trans repaired by rebuilder
  162. 1994 Deville Concours PCM Replacement
  163. 94 Deville Concours PCM Codes P041 and P119
  164. Misfire Cylender 4 Low Compresion after flashing SES and p0300
  165. prospective owner with HG question
  166. tcc solenoid need help asap
  167. egr blockoff
  168. 01 eldorado ESC "hard" starting and once wouldn't start
  169. Shelby 1 Olds Supercharged Aurora - How About LS9 or LSA?
  170. Direct Injection - Technology Question
  171. Bought the '97 etc replacement
  172. Advice from some repair guys on cleaning processes
  173. 94 STS head gasket question
  174. Doesn't seem to be the head gasket but still overheats
  175. Looking for HG Repair Shop in Southeast US
  176. evap solonoid
  177. Ebay: Brand new Vortech Supercharged Aurora 4.0 engine
  178. 1995 elder northstar cooling
  179. how to change camshaft position sensor on 1997 sts
  180. Not happy with Federal Mogul's quality levels anymore. Specifically Fel-Pro.
  181. 1994 SLS Northstar running rich and stalling
  182. Front seal is leaking
  183. Thorttle body problem and code p2135
  184. Ignition drop-outs
  185. L37, ld8, l47 & lx5
  186. My 98 Deville with straight pipes... what do you guys think?
  187. hg repairs
  188. Wierd Temperature spikes 02 deville
  189. There was a thread or sticky that was all about engine oild and dino or conventional
  190. Oil pump prime
  191. Motor Mount project
  192. Hello Everyone, I need help with getting an engine......
  193. P0304 Misfire cylinder 4
  194. N* picky about motor oil?
  195. Timing chain seems loose on a 4.6L Deville.
  196. 99 deville fans just stop both of them
  197. Replacing a TPS in a 99 Deville?
  198. 2000 Deville Idle Relearn
  199. Polishing Cam lobes?
  200. Northstar Tuneup
  201. Felpro intake manifold gaskets
  202. PCM Codes P0171 and P0174
  203. 100 Cadillac head gasket repairs completed
  204. NorthStar Engine Block Crack Have you had one What year and how did it crack
  205. 4.6 N* Crank shaft / oil pump question
  206. hard starting 1997 sts
  207. air in coolant system?
  208. more electrical gremlins
  209. No fuel pressure
  210. Photos of the CNC turning center-
  211. 98 STS White smoke on accelation
  212. Should I have my brand new, never fired 4.0 long-block studded?
  213. Found my coolant leak
  214. Oil pump seal/oring
  215. Looking for a SPECIFIC N* Removal Guide
  216. Remote start and push button ignition
  217. Consequences of driving with failed HG
  218. How to space piston rings
  219. Cam journal caps broke
  220. Should I replace PCM? Need 2nd & 3rd opinions
  221. New owner of 1997 Eldorado, many questions
  222. N* To pull or not to pull, A/C is the question.
  223. 2002 Deville; Installing Vin Y Engine Into Vin 9 Car
  224. Northstar PCM Tuning
  225. Cross over gaskets ?
  226. Smells like exhaust in antifreeze again............... ?
  227. Disabling air injection system in 2002 engine?
  228. Couple of problems with my 94 Seville.
  229. 1994 cadillac seville Spark plug change
  230. Bad head gaskets or user error?
  231. northstar pre-trip opinion
  232. Source for engine internal parts?
  233. First post: Anyone know if the RWD and AWD wire harnesses are the same for 04-05 STS?
  234. If Engine has been Studed can you Remove the heads and put the heads back with in car
  235. So where is my oil level sensor?
  236. Curious. . .crankshaft position sensors, are they reversable?
  237. Bad mileage
  238. Taking Pre-Orders for bottom end stud kits-
  239. Any good Northstar shops near Maryland?
  240. Have code P071 & P046
  241. Cost of DIY Headgaskets/studs?
  242. Ceramic coated exhaust manifolds?
  243. What is the timeline for Head Gasket failure
  244. Where are the parts for this build?
  245. MAF Housing R&R
  246. ticking tapping noise in engine video attached
  247. Interesting find........
  248. proper torque-to-yield on 99 sts
  249. Northstar 4.6 bottom end
  250. 1996 ETC Code nightmares p13