: Northstar Engines and System Technical Discussion



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