: Northstar Engines and System Technical Discussion



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