: Northstar Engines and System Technical Discussion



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  1. Seeking N* help in VA.....
  2. 98 Deville D'Elegance Stays At 222 F
  3. 1998 Eldorado - DexCool mix
  4. Size of hose used to connect heater line tubing
  5. 99DeVille_NrthSt*r's Project Thread
  6. 97 Deville Concours - Rough Starting
  7. Top pullers, I need help with a bolt
  8. 99 DeVille Electrical Harness
  9. 96 deville crossover gasket
  10. The best sealant for the oil pan gasket
  11. Vacuum Leak after WOT (P0101) - 2003 STS
  12. Does anyone know a good Cadillac mechanic in the NYC area
  13. Great deal on Rear Main Seal installer... but better hurry!
  14. Head Gasket Kit Verification
  15. Is it worth it?
  16. Results of coolant in oil
  17. 2000 Deville shakes at Idle, No DTC's
  18. Engine block cracked - Northstar Performance, where are you ?
  19. Cradle swapping possibilities
  20. Non Production VVT Northstar
  21. Head Gasket Questions
  22. Another overheating northstar....
  23. Northstar interesting stuff....
  24. '00 Deville sat for year. Coolant, Battery, Misfire, Brake fluid problems HELP
  25. Northstar Water Pump Housing Replacment
  26. my 1995 Cadillac Eldorado Overheating
  27. Seafoam - do you use it?
  28. Another N* Oil Pump question
  29. 2005 DTS Head gasket still a problem?
  30. Gforce performance "chip" ?
  31. SureGrip studded Eldo for sale?!!
  32. I'm relocating,,,,new complaints section....
  33. Remote key fob
  34. oil manifold question
  35. How do you clean ring grooves on pistons?
  36. Video. For those who want to see CNC machining in action.
  37. Plugs - Spark plugs for a Northstar ??
  38. Want To Buy N* stud tool kit
  39. What happened? Stored 1996 Deville engine knock
  40. Northstar head gasket repair
  41. WOT problem and P0300 - 2000 Eldorado
  42. Marks Turbocharged 99 STS
  43. water pump leak after replacing pump/seal
  44. Missing shield in cam cover?
  45. tight northstar cam chain
  46. front motor mounts
  47. northstar studs
  48. 2000 Deville - high pitched whistle
  49. 99 Deville HG job 4-2012
  50. I have a set of studs available if someone needs them thanks to my previous thread
  51. DIY Northstar Head Gasket / Crankcase Leak Repair
  52. 1997 Seville temperature problems
  53. How to tell if head gaskets have been done before?
  54. Need top compression ring 98 N*....ugghhh
  55. 18mm Northstar Crankbolt needed
  56. 98 Eldorado replacing Engine Torque Mounts
  57. Troubleshooting help
  58. New Northstar Crate Engine
  59. Valve stem seal tool?
  60. Code P070 with stalling and surging-TPS or ISC?
  61. Huge thanks to Joe at Midwest Cadillac Repair
  62. Factory air intake question
  63. Bent pushrod - valvetrain noise ?
  64. '01 DTS Misfire.
  65. Thread size for Jake's studs?
  66. Drive Train Hum & No Overdrive
  67. Towing in third gear
  68. 2004 Deville PCM
  69. 01 Deville OverHeating Issue
  70. Please help diagnose my cooling system problem
  71. Overheating
  72. Is there an alternate way to lock the flywheel?
  73. What engines are compatible with 2000 seville sts.... Coil to spark plug type.....
  74. Coolant Reservoir Overflow Line
  75. N* Upper to Lower block half sealing procedure.
  76. To re-seal or not?
  77. How do you SAFELY clean the valve covers?
  78. 98 ETC Head Gasket project started today...
  79. 2002 Eldorado ETC Head Gasket Project
  80. 97 N* Crank Pulley / Oil Pump Torque setting
  81. WP cam price
  82. 2001 Deville VIN Y - head gasket repair on Long Island ?
  83. Anyone want to compare MAF readings?
  84. serp belt
  85. Question about the Northstar PCM
  86. 96 Sedan De Ville V8 Northstar Over Heating
  87. po 300, po 507 need help asap!!
  88. 1997 STS N* connecting rod stamped number
  89. Is there an on-line breakdown of N* engine parts with GM part numbers?
  90. Torque specs on fasteners - torque angle?
  91. Northstar headbolt spacing/ pattern
  92. 95 eldorado 8th letter of vin is y
  93. Recently purchaced 2003 Cadillac Dev
  94. engine swap for a 2000 dts to a 2003 devell can it work i
  95. Jake, I REALLY, REALLY want to give you some money!
  96. Saga of a naive Head Gasket repair
  97. Cracked block!!!!
  98. What causes a headgasket failure?
  99. Spark advance/knock - What is tolerance?
  100. Towing with 02 Deville
  101. Northstar Temp sensor & Lock up converter ?'s
  102. P119 and p080
  103. Another (slightly different) Northstar oil consumption question.....
  104. holley injector harness
  105. Northstar oil pump failure
  106. 4.6 Rod Clearance
  107. Determining Headbolt Thread Pitch
  108. Thank You
  109. Scratched Wall
  110. 4T80E Electronically controlled torque converter clutch
  111. Do The 2006 and newer DTS Northstars have the same headgasket issues?
  112. Feels like a miss?
  113. Need some advice for Northstar car purchase...
  114. need help with rough running northstsar
  115. '03 DeVille - Slight shudder under initial acceleration
  116. how can i check if head gasket leaks
  117. 1994 Deville Concours Ignition Control Module Replacement
  118. Get it while you can..........
  119. Backfiring issues
  120. Rear main seal install tool confusion
  121. surges/sputters while driving, but idles perfectly fine?
  122. Code P041 and Code P025 in 1994 Deville Concours
  123. Northstar 4.6 Overheating
  124. Differences of studs vs. Timeserts
  125. 94 deville concours northstar catalytic converter redhot and stalls
  126. dipstick level, which side to believe?
  127. 2002 Eldorado coolant flush what kind?
  128. Heated Seat Issue..Please Help!
  129. Running on 4 Cylinders..not in Overheat mode
  130. 2002 Deville, White Smoke when Ideling
  131. 1999 Deville w/ Northstar coolant issue
  132. Another 2000+ head gasket failure
  133. 01 Deville DHS N* Repair in DFW Metroplex
  134. SureGrip stud kit / jig combo allignment?
  135. How hard to try to pull the head bolts on Northstar?
  136. How do I pull the airbox in my Eldo?
  137. 2000 Deville Crank Sensor Problems.. Please help if you can..
  138. ethanol or not
  139. Areas to look at while doing a HG repair
  140. PCM/EBTCM Pin Diagram, 2001 SLS
  141. Jake, wish you best of Luck !!
  142. What wire for the Speedo?
  143. Time sert kit kit # 500
  144. Torque Converter Whine
  145. PCM and engine switching
  146. 4T80E Viscous Torque Converter Internals / Clutch Failure (Lots of pictures included)
  147. timeserts
  148. Northstar removal
  149. Blocks, cracks and heat
  150. Please help: 1996 deville hard starting ?
  151. 2000 Deville using oil
  152. 2003 Deville engine start problem
  153. What exactly is a "base model" Deville ?
  154. need to replace flywheel
  155. Service engine light
  156. Possible to run northstar on an engine stand or outside of the car?
  157. Oil leak 2004 DHS could switching to Syn oil at 60k cause a leak or make one worse
  158. A few codes to clear up (02 Deville)
  159. Northstar Camshaft Wear - Common? Cause?
  160. My 98 Deville N* HG repair adventure !!
  161. northstar engine several issues--need major help
  162. Water pump removal
  163. Northstar coolant leak
  164. More Northstar repair services......ENJOY
  165. Shell Rimula R6 ME 5W30
  166. Camshaft pulley removal
  167. P0300 Code goes off at high rpm.
  168. Turbo'ed 98-04 STS N*
  169. 99' cadillac head gasket problems
  170. Fuel Injector resistance 1994 Northstar motor
  171. Northstar Main Studs-
  172. $575 99 Seville project Car overheating
  173. My Little Northstar engine Project
  174. Trans question p0748 after trans repaired by rebuilder
  175. 1994 Deville Concours PCM Replacement
  176. 94 Deville Concours PCM Codes P041 and P119
  177. Misfire Cylender 4 Low Compresion after flashing SES and p0300
  178. prospective owner with HG question
  179. tcc solenoid need help asap
  180. egr blockoff
  181. 01 eldorado ESC "hard" starting and once wouldn't start
  182. Shelby 1 Olds Supercharged Aurora - How About LS9 or LSA?
  183. Direct Injection - Technology Question
  184. Bought the '97 etc replacement
  185. Advice from some repair guys on cleaning processes
  186. 94 STS head gasket question
  187. Doesn't seem to be the head gasket but still overheats
  188. Looking for HG Repair Shop in Southeast US
  189. evap solonoid
  190. Ebay: Brand new Vortech Supercharged Aurora 4.0 engine
  191. 1995 elder northstar cooling
  192. how to change camshaft position sensor on 1997 sts
  193. Not happy with Federal Mogul's quality levels anymore. Specifically Fel-Pro.
  194. 1994 SLS Northstar running rich and stalling
  195. Front seal is leaking
  196. Thorttle body problem and code p2135
  197. Ignition drop-outs
  198. L37, ld8, l47 & lx5
  199. My 98 Deville with straight pipes... what do you guys think?
  200. hg repairs
  201. Wierd Temperature spikes 02 deville
  202. There was a thread or sticky that was all about engine oild and dino or conventional
  203. Oil pump prime
  204. Motor Mount project
  205. Hello Everyone, I need help with getting an engine......
  206. P0304 Misfire cylinder 4
  207. N* picky about motor oil?
  208. Timing chain seems loose on a 4.6L Deville.
  209. 99 deville fans just stop both of them
  210. Replacing a TPS in a 99 Deville?
  211. 2000 Deville Idle Relearn
  212. Polishing Cam lobes?
  213. Northstar Tuneup
  214. Felpro intake manifold gaskets
  215. PCM Codes P0171 and P0174
  216. 100 Cadillac head gasket repairs completed
  217. NorthStar Engine Block Crack Have you had one What year and how did it crack
  218. 4.6 N* Crank shaft / oil pump question
  219. hard starting 1997 sts
  220. air in coolant system?
  221. more electrical gremlins
  222. No fuel pressure
  223. Photos of the CNC turning center-
  224. 98 STS White smoke on accelation
  225. Should I have my brand new, never fired 4.0 long-block studded?
  226. Found my coolant leak
  227. Oil pump seal/oring
  228. Looking for a SPECIFIC N* Removal Guide
  229. Remote start and push button ignition
  230. Consequences of driving with failed HG
  231. How to space piston rings
  232. Cam journal caps broke
  233. Should I replace PCM? Need 2nd & 3rd opinions
  234. New owner of 1997 Eldorado, many questions
  235. N* To pull or not to pull, A/C is the question.
  236. 2002 Deville; Installing Vin Y Engine Into Vin 9 Car
  237. Northstar PCM Tuning
  238. Cross over gaskets ?
  239. Smells like exhaust in antifreeze again............... ?
  240. Disabling air injection system in 2002 engine?
  241. Couple of problems with my 94 Seville.
  242. 1994 cadillac seville Spark plug change
  243. Bad head gaskets or user error?
  244. northstar pre-trip opinion
  245. Source for engine internal parts?
  246. First post: Anyone know if the RWD and AWD wire harnesses are the same for 04-05 STS?
  247. If Engine has been Studed can you Remove the heads and put the heads back with in car
  248. So where is my oil level sensor?
  249. Curious. . .crankshaft position sensors, are they reversable?
  250. Bad mileage