: Northstar Engines and System Technical Discussion



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  1. Is there an alternate way to lock the flywheel?
  2. northstar stud kit
  3. What engines are compatible with 2000 seville sts.... Coil to spark plug type.....
  4. Coolant Reservoir Overflow Line
  5. N* Upper to Lower block half sealing procedure.
  6. To re-seal or not?
  7. How do you SAFELY clean the valve covers?
  8. 98 ETC Head Gasket project started today...
  9. 2002 Eldorado ETC Head Gasket Project
  10. 97 N* Crank Pulley / Oil Pump Torque setting
  11. WP cam price
  12. 2001 Deville VIN Y - head gasket repair on Long Island ?
  13. Anyone want to compare MAF readings?
  14. Wheres Jake? We need studs and engines !!!
  15. serp belt
  16. Question about the Northstar PCM
  17. 96 Sedan De Ville V8 Northstar Over Heating
  18. po 300, po 507 need help asap!!
  19. 1997 STS N* connecting rod stamped number
  20. Is there an on-line breakdown of N* engine parts with GM part numbers?
  21. Torque specs on fasteners - torque angle?
  22. Northstar headbolt spacing/ pattern
  23. 95 eldorado 8th letter of vin is y
  24. Recently purchaced 2003 Cadillac Dev
  25. engine swap for a 2000 dts to a 2003 devell can it work i
  26. Jake, I REALLY, REALLY want to give you some money!
  27. Saga of a naive Head Gasket repair
  28. Cracked block!!!!
  29. What causes a headgasket failure?
  30. Spark advance/knock - What is tolerance?
  31. Towing with 02 Deville
  32. Northstar Temp sensor & Lock up converter ?'s
  33. P119 and p080
  34. Another (slightly different) Northstar oil consumption question.....
  35. holley injector harness
  36. Northstar oil pump failure
  37. 4.6 Rod Clearance
  38. Thank You
  39. Scratched Wall
  40. 4T80E Electronically controlled torque converter clutch
  41. Do The 2006 and newer DTS Northstars have the same headgasket issues?
  42. Feels like a miss?
  43. Need some advice for Northstar car purchase...
  44. need help with rough running northstsar
  45. '03 DeVille - Slight shudder under initial acceleration
  46. how can i check if head gasket leaks
  47. 1994 Deville Concours Ignition Control Module Replacement
  48. Get it while you can..........
  49. Backfiring issues
  50. Rear main seal install tool confusion
  51. surges/sputters while driving, but idles perfectly fine?
  52. Code P041 and Code P025 in 1994 Deville Concours
  53. Northstar 4.6 Overheating
  54. Differences of studs vs. Timeserts
  55. 94 deville concours northstar catalytic converter redhot and stalls
  56. dipstick level, which side to believe?
  57. 2002 Eldorado coolant flush what kind?
  58. Heated Seat Issue..Please Help!
  59. Running on 4 Cylinders..not in Overheat mode
  60. 2002 Deville, White Smoke when Ideling
  61. 1999 Deville w/ Northstar coolant issue
  62. Another 2000+ head gasket failure
  63. 01 Deville DHS N* Repair in DFW Metroplex
  64. SureGrip stud kit / jig combo allignment?
  65. How hard to try to pull the head bolts on Northstar?
  66. How do I pull the airbox in my Eldo?
  67. 2000 Deville Crank Sensor Problems.. Please help if you can..
  68. ethanol or not
  69. Areas to look at while doing a HG repair
  70. PCM/EBTCM Pin Diagram, 2001 SLS
  71. Jake, wish you best of Luck !!
  72. What wire for the Speedo?
  73. Time sert kit kit # 500
  74. Torque Converter Whine
  75. PCM and engine switching
  76. 4T80E Viscous Torque Converter Internals / Clutch Failure (Lots of pictures included)
  77. timeserts
  78. Northstar removal
  79. Blocks, cracks and heat
  80. Please help: 1996 deville hard starting ?
  81. 2000 deville using oil HELP !
  82. Cadillac deville engine start problem
  83. What exactly is a "base model" Deville ?
  84. need to replace flywheel
  85. Service engine light
  86. Possible to run northstar on an engine stand or outside of the car?
  87. Oil leak 2004 DHS could switching to Syn oil at 60k cause a leak or make one worse
  88. A few codes to clear up (02 Deville)
  89. Northstar Camshaft Wear - Common? Cause?
  90. My 98 Deville N* HG repair adventure !!
  91. northstar engine several issues--need major help
  92. Water pump removal
  93. Northstar coolant leak
  94. More Northstar repair services......ENJOY
  95. Shell Rimula R6 ME 5W30
  96. Camshaft pulley removal
  97. P0300 Code goes off at high rpm.
  98. Turbo'ed 98-04 STS N*
  99. 99' cadillac head gasket problems
  100. Fuel Injector resistance 1994 Northstar motor
  101. Northstar Main Studs-
  102. $575 99 Seville project Car overheating
  103. My Little Northstar engine Project
  104. Trans question p0748 after trans repaired by rebuilder
  105. 1994 Deville Concours PCM Replacement
  106. 94 Deville Concours PCM Codes P041 and P119
  107. Misfire Cylender 4 Low Compresion after flashing SES and p0300
  108. prospective owner with HG question
  109. tcc solenoid need help asap
  110. egr blockoff
  111. 01 eldorado ESC "hard" starting and once wouldn't start
  112. Shelby 1 Olds Supercharged Aurora - How About LS9 or LSA?
  113. Direct Injection - Technology Question
  114. Bought the '97 etc replacement
  115. Advice from some repair guys on cleaning processes
  116. 94 STS head gasket question
  117. Doesn't seem to be the head gasket but still overheats
  118. Looking for HG Repair Shop in Southeast US
  119. evap solonoid
  120. Ebay: Brand new Vortech Supercharged Aurora 4.0 engine
  121. 1995 elder northstar cooling
  122. how to change camshaft position sensor on 1997 sts
  123. Not happy with Federal Mogul's quality levels anymore. Specifically Fel-Pro.
  124. 1994 SLS Northstar running rich and stalling
  125. Front seal is leaking
  126. Thorttle body problem and code p2135
  127. Ignition drop-outs
  128. L37, ld8, l47 & lx5
  129. My 98 Deville with straight pipes... what do you guys think?
  130. hg repairs
  131. Wierd Temperature spikes 02 deville
  132. There was a thread or sticky that was all about engine oild and dino or conventional
  133. Oil pump prime
  134. Motor Mount project
  135. Hello Everyone, I need help with getting an engine......
  136. P0304 Misfire cylinder 4
  137. N* picky about motor oil?
  138. Timing chain seems loose on a 4.6L Deville.
  139. 99 deville fans just stop both of them
  140. Replacing a TPS in a 99 Deville?
  141. 2000 Deville Idle Relearn
  142. Polishing Cam lobes?
  143. Northstar Tuneup
  144. Felpro intake manifold gaskets
  145. PCM Codes P0171 and P0174
  146. 100 Cadillac head gasket repairs completed
  147. NorthStar Engine Block Crack Have you had one What year and how did it crack
  148. 4.6 N* Crank shaft / oil pump question
  149. hard starting 1997 sts
  150. air in coolant system?
  151. more electrical gremlins
  152. No fuel pressure
  153. Photos of the CNC turning center-
  154. 98 STS White smoke on accelation
  155. Should I have my brand new, never fired 4.0 long-block studded?
  156. Found my coolant leak
  157. Oil pump seal/oring
  158. Looking for a SPECIFIC N* Removal Guide
  159. Remote start and push button ignition
  160. Consequences of driving with failed HG
  161. How to space piston rings
  162. Cam journal caps broke
  163. Should I replace PCM? Need 2nd & 3rd opinions
  164. New owner of 1997 Eldorado, many questions
  165. N* To pull or not to pull, A/C is the question.
  166. 2002 Deville; Installing Vin Y Engine Into Vin 9 Car
  167. Northstar PCM Tuning
  168. Cross over gaskets ?
  169. Smells like exhaust in antifreeze again............... ?
  170. Disabling air injection system in 2002 engine?
  171. Couple of problems with my 94 Seville.
  172. 1994 cadillac seville Spark plug change
  173. Bad head gaskets or user error?
  174. northstar pre-trip opinion
  175. Source for engine internal parts?
  176. First post: Anyone know if the RWD and AWD wire harnesses are the same for 04-05 STS?
  177. If Engine has been Studed can you Remove the heads and put the heads back with in car
  178. So where is my oil level sensor?
  179. Curious. . .crankshaft position sensors, are they reversable?
  180. Bad mileage
  181. Taking Pre-Orders for bottom end stud kits-
  182. Any good Northstar shops near Maryland?
  183. Have code P071 & P046
  184. Cost of DIY Headgaskets/studs?
  185. Ceramic coated exhaust manifolds?
  186. What is the timeline for Head Gasket failure
  187. Where are the parts for this build?
  188. MAF Housing R&R
  189. ticking tapping noise in engine video attached
  190. Interesting find........
  191. proper torque-to-yield on 99 sts
  192. Northstar 4.6 bottom end
  193. 1996 ETC Code nightmares p13
  194. 2000 STS Half-case seal gasket P/N
  195. Looks like an early factory "new" create engine
  196. Northstar Shake
  197. 5/16 course Head Bolts?
  198. Time sert removal
  199. tcc solenoid
  200. Just got exhaust work done and now I'm getting some codes... Advice? 2002 DTS
  201. Question regarding slight motor mount/tranny thump
  202. 85 Northstar head gasket jobs completed 85 Cadillacs saved!
  203. Looking for a shop in GA that uses Studs for HG repair
  204. Help with Tune Up Northstar 4.6
  205. Disassembling my first N*
  206. bad ground the route of all evil ??
  207. Mysterious loss of coolant / 7000 miles without a problem since new studs & gaskets..
  208. Engine swap question
  209. New Guy to Northstar and their General Maintaince
  210. Torque Converter Shaft
  211. Painting engine cover and valve cover/s
  212. 1996 Cadillac Seville SLS - Replacing water pump belt HELP!
  213. Still getting Missfire-New AC Delco Plugs and new coil packs
  214. Removing exhaust down pipe on 99 Seville
  215. 94 Cadillac Seville SLS flooding out real bad
  216. New Member engine overheating problem...
  217. Oil Pressure...
  218. Pretty sure I have a fuel leak somewhere under the hood
  219. Engine Coolant Temperature Gauges / Cooling Fans Operation Explained
  220. Oil, cams, Northstars, and ZDDP
  221. New member, 1st caddy- low coolant level warning
  222. 2000 SLS engine oddity
  223. 4.0 rebuild
  224. Northstar swap transmission please help
  225. Best method of cleaning
  226. Crank Bolt Removal and free block/tranny
  227. Time Sert Kit Needed.
  228. Iím not Convinced it the Head Gaskets again?
  229. Code question?
  230. Out the top! First time....
  231. cam swap to 4.0l
  232. Timesert Failure
  233. Looking for a GOOD shop in/near MASS for engine install.
  234. HG For Me Too!
  235. Northstar A/C
  236. ECU TROUBLE! IMPORTANT! How to fix or replace cut wires to ecu?
  237. Northstar in a 65 Corsa
  238. crank position sensor relearn
  239. I really need help OBD TROUBLE CODES 96 STS
  240. 2007 DTS Engine noise at start up help
  241. 02 Northstar in 99 sys basically complete
  242. Other Northstar Vehicles (LD8)
  243. Noticeable drop in power in warm weather
  244. norms insert alignment kit for sale
  245. 99 STS stumbles, P1370a, P1371a, P1377a codes; At wits end with this car
  246. 2000 cadillac sts completely stumped, tried everything and new to fourm.
  247. 2006 DTS Intermittent Leakage Causing Battery to go Dead Overnight
  248. new guy with 99 eldorado etc
  249. Anyone need a Stud Kit?
  250. Question about stud kit install?