: Northstar Engines and System Technical Discussion



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  1. small coolant drip where sensor mounts
  2. Best way to flush cooling system
  3. For those that wish to "plug in & play"....late 90's N* crate engine
  4. 4.0 Northstar Performance Upgrade
  5. Seeking N* help in VA.....
  6. 98 Deville D'Elegance Stays At 222 F
  7. 1998 Eldorado - DexCool mix
  8. Size of hose used to connect heater line tubing
  9. 99DeVille_NrthSt*r's Project Thread
  10. 97 Deville Concours - Rough Starting
  11. Top pullers, I need help with a bolt
  12. 99 DeVille Electrical Harness
  13. Northstar Performance - Cylinder Head Studs. Stock Issues Resolved.
  14. 96 deville crossover gasket
  15. The best sealant for the oil pan gasket
  16. Vacuum Leak after WOT (P0101) - 2003 STS
  17. Does anyone know a good Cadillac mechanic in the NYC area
  18. Great deal on Rear Main Seal installer... but better hurry!
  19. Head Gasket Kit Verification
  20. Is it worth it?
  21. Results of coolant in oil
  22. 2000 Deville shakes at Idle, No DTC's
  23. Engine block cracked - Northstar Performance, where are you ?
  24. Cradle swapping possibilities
  25. Non Production VVT Northstar
  26. Jake Northstar Performance - stud problems
  27. Update on remanufactured Northstar Performance engine. 1 year later
  28. Head Gasket Questions
  29. Another overheating northstar....
  30. Northstar interesting stuff....
  31. '00 Deville sat for year. Coolant, Battery, Misfire, Brake fluid problems HELP
  32. Northstar Water Pump Housing Replacment
  33. my 1995 Cadillac Eldorado Overheating
  34. Seafoam - do you use it?
  35. Another N* Oil Pump question
  36. 2005 DTS Head gasket still a problem?
  37. Gforce performance "chip" ?
  38. SureGrip studded Eldo for sale?!!
  39. I'm relocating,,,,new complaints section....
  40. Remote key fob
  41. oil manifold question
  42. How do you clean ring grooves on pistons?
  43. Video. For those who want to see CNC machining in action.
  44. Plugs - Spark plugs for a Northstar ??
  45. Want To Buy N* stud tool kit
  46. What happened? Stored 1996 Deville engine knock
  47. Northstar head gasket repair
  48. WOT problem and P0300 - 2000 Eldorado
  49. Marks Turbocharged 99 STS
  50. water pump leak after replacing pump/seal
  51. Missing shield in cam cover?
  52. tight northstar cam chain
  53. front motor mounts
  54. northstar studs
  55. 2000 Deville - high pitched whistle
  56. 99 Deville HG job 4-2012
  57. I have a set of studs available if someone needs them thanks to my previous thread
  58. DIY Northstar Head Gasket / Crankcase Leak Repair
  59. 1997 Seville temperature problems
  60. Don't Wait More Than 120 days
  61. How to tell if head gaskets have been done before?
  62. Need top compression ring 98 N*....ugghhh
  63. 18mm Northstar Crankbolt needed
  64. 98 Eldorado replacing Engine Torque Mounts
  65. Troubleshooting help
  66. New Northstar Crate Engine
  67. Valve stem seal tool?
  68. Code P070 with stalling and surging-TPS or ISC?
  69. Huge thanks to Joe at Midwest Cadillac Repair
  70. Factory air intake question
  71. Bent pushrod - valvetrain noise ?
  72. '01 DTS Misfire.
  73. Thread size for Jake's studs?
  74. Drive Train Hum & No Overdrive
  75. Towing in third gear
  76. 2004 Deville PCM
  77. 01 Deville OverHeating Issue
  78. Please help diagnose my cooling system problem
  79. Overheating
  80. Is there an alternate way to lock the flywheel?
  81. northstar stud kit
  82. What engines are compatible with 2000 seville sts.... Coil to spark plug type.....
  83. Coolant Reservoir Overflow Line
  84. N* Upper to Lower block half sealing procedure.
  85. To re-seal or not?
  86. How do you SAFELY clean the valve covers?
  87. 98 ETC Head Gasket project started today...
  88. 2002 Eldorado ETC Head Gasket Project
  89. 97 N* Crank Pulley / Oil Pump Torque setting
  90. WP cam price
  91. 2001 Deville VIN Y - head gasket repair on Long Island ?
  92. Anyone want to compare MAF readings?
  93. Wheres Jake? We need studs and engines !!!
  94. serp belt
  95. Question about the Northstar PCM
  96. 96 Sedan De Ville V8 Northstar Over Heating
  97. po 300, po 507 need help asap!!
  98. 1997 STS N* connecting rod stamped number
  99. Is there an on-line breakdown of N* engine parts with GM part numbers?
  100. Torque specs on fasteners - torque angle?
  101. Northstar headbolt spacing/ pattern
  102. 95 eldorado 8th letter of vin is y
  103. Recently purchaced 2003 Cadillac Dev
  104. engine swap for a 2000 dts to a 2003 devell can it work i
  105. Jake, I REALLY, REALLY want to give you some money!
  106. Saga of a naive Head Gasket repair
  107. Cracked block!!!!
  108. What causes a headgasket failure?
  109. Spark advance/knock - What is tolerance?
  110. Towing with 02 Deville
  111. Northstar Temp sensor & Lock up converter ?'s
  112. P119 and p080
  113. Another (slightly different) Northstar oil consumption question.....
  114. holley injector harness
  115. Northstar oil pump failure
  116. 4.6 Rod Clearance
  117. Thank You
  118. Scratched Wall
  119. 4T80E Electronically controlled torque converter clutch
  120. Do The 2006 and newer DTS Northstars have the same headgasket issues?
  121. Feels like a miss?
  122. Need some advice for Northstar car purchase...
  123. need help with rough running northstsar
  124. '03 DeVille - Slight shudder under initial acceleration
  125. how can i check if head gasket leaks
  126. 1994 Deville Concours Ignition Control Module Replacement
  127. Get it while you can..........
  128. Backfiring issues
  129. Rear main seal install tool confusion
  130. surges/sputters while driving, but idles perfectly fine?
  131. Code P041 and Code P025 in 1994 Deville Concours
  132. Northstar 4.6 Overheating
  133. Differences of studs vs. Timeserts
  134. 94 deville concours northstar catalytic converter redhot and stalls
  135. dipstick level, which side to believe?
  136. 2002 Eldorado coolant flush what kind?
  137. Heated Seat Issue..Please Help!
  138. Running on 4 Cylinders..not in Overheat mode
  139. 2002 Deville, White Smoke when Ideling
  140. 1999 Deville w/ Northstar coolant issue
  141. Another 2000+ head gasket failure
  142. 01 Deville DHS N* Repair in DFW Metroplex
  143. SureGrip stud kit / jig combo allignment?
  144. How hard to try to pull the head bolts on Northstar?
  145. How do I pull the airbox in my Eldo?
  146. 2000 Deville Crank Sensor Problems.. Please help if you can..
  147. ethanol or not
  148. Areas to look at while doing a HG repair
  149. PCM/EBTCM Pin Diagram, 2001 SLS
  150. Jake, wish you best of Luck !!
  151. What wire for the Speedo?
  152. Time sert kit kit # 500
  153. Torque Converter Whine
  154. PCM and engine switching
  155. 4T80E Viscous Torque Converter Internals / Clutch Failure (Lots of pictures included)
  156. timeserts
  157. Northstar removal
  158. Blocks, cracks and heat
  159. Please help: 1996 deville hard starting ?
  160. 2000 deville using oil HELP !
  161. Cadillac deville engine start problem
  162. What exactly is a "base model" Deville ?
  163. need to replace flywheel
  164. Service engine light
  165. Possible to run northstar on an engine stand or outside of the car?
  166. Oil leak 2004 DHS could switching to Syn oil at 60k cause a leak or make one worse
  167. A few codes to clear up (02 Deville)
  168. Northstar Camshaft Wear - Common? Cause?
  169. My 98 Deville N* HG repair adventure !!
  170. northstar engine several issues--need major help
  171. Water pump removal
  172. Northstar coolant leak
  173. More Northstar repair services......ENJOY
  174. Shell Rimula R6 ME 5W30
  175. Camshaft pulley removal
  176. P0300 Code goes off at high rpm.
  177. Turbo'ed 98-04 STS N*
  178. 99' cadillac head gasket problems
  179. Fuel Injector resistance 1994 Northstar motor
  180. Northstar Main Studs-
  181. $575 99 Seville project Car overheating
  182. My Little Northstar engine Project
  183. Trans question p0748 after trans repaired by rebuilder
  184. 1994 Deville Concours PCM Replacement
  185. 94 Deville Concours PCM Codes P041 and P119
  186. Misfire Cylender 4 Low Compresion after flashing SES and p0300
  187. prospective owner with HG question
  188. tcc solenoid need help asap
  189. egr blockoff
  190. 01 eldorado ESC "hard" starting and once wouldn't start
  191. Shelby 1 Olds Supercharged Aurora - How About LS9 or LSA?
  192. Direct Injection - Technology Question
  193. Bought the '97 etc replacement
  194. Advice from some repair guys on cleaning processes
  195. 94 STS head gasket question
  196. Doesn't seem to be the head gasket but still overheats
  197. Looking for HG Repair Shop in Southeast US
  198. evap solonoid
  199. Ebay: Brand new Vortech Supercharged Aurora 4.0 engine
  200. 1995 elder northstar cooling
  201. how to change camshaft position sensor on 1997 sts
  202. Not happy with Federal Mogul's quality levels anymore. Specifically Fel-Pro.
  203. 1994 SLS Northstar running rich and stalling
  204. Front seal is leaking
  205. Thorttle body problem and code p2135
  206. Ignition drop-outs
  207. L37, ld8, l47 & lx5
  208. My 98 Deville with straight pipes... what do you guys think?
  209. hg repairs
  210. Wierd Temperature spikes 02 deville
  211. There was a thread or sticky that was all about engine oild and dino or conventional
  212. Oil pump prime
  213. Motor Mount project
  214. Hello Everyone, I need help with getting an engine......
  215. P0304 Misfire cylinder 4
  216. N* picky about motor oil?
  217. Timing chain seems loose on a 4.6L Deville.
  218. 99 deville fans just stop both of them
  219. Replacing a TPS in a 99 Deville?
  220. 2000 Deville Idle Relearn
  221. Polishing Cam lobes?
  222. Northstar Tuneup
  223. Felpro intake manifold gaskets
  224. PCM Codes P0171 and P0174
  225. 100 Cadillac head gasket repairs completed
  226. NorthStar Engine Block Crack Have you had one What year and how did it crack
  227. 4.6 N* Crank shaft / oil pump question
  228. hard starting 1997 sts
  229. air in coolant system?
  230. more electrical gremlins
  231. No fuel pressure
  232. Photos of the CNC turning center-
  233. 98 STS White smoke on accelation
  234. Should I have my brand new, never fired 4.0 long-block studded?
  235. Found my coolant leak
  236. Oil pump seal/oring
  237. Looking for a SPECIFIC N* Removal Guide
  238. Remote start and push button ignition
  239. Consequences of driving with failed HG
  240. How to space piston rings
  241. Cam journal caps broke
  242. Should I replace PCM? Need 2nd & 3rd opinions
  243. New owner of 1997 Eldorado, many questions
  244. N* To pull or not to pull, A/C is the question.
  245. 2002 Deville; Installing Vin Y Engine Into Vin 9 Car
  246. Northstar PCM Tuning
  247. Cross over gaskets ?
  248. Smells like exhaust in antifreeze again............... ?
  249. Disabling air injection system in 2002 engine?
  250. Couple of problems with my 94 Seville.