: Northstar Engines and System Technical Discussion



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  1. 2002 Eldorado ETC Head Gasket Project
  2. 97 N* Crank Pulley / Oil Pump Torque setting
  3. WP cam price
  4. 2001 Deville VIN Y - head gasket repair on Long Island ?
  5. Anyone want to compare MAF readings?
  6. Wheres Jake? We need studs and engines !!!
  7. serp belt
  8. Question about the Northstar PCM
  9. 96 Sedan De Ville V8 Northstar Over Heating
  10. po 300, po 507 need help asap!!
  11. 1997 STS N* connecting rod stamped number
  12. Is there an on-line breakdown of N* engine parts with GM part numbers?
  13. Torque specs on fasteners - torque angle?
  14. Northstar headbolt spacing/ pattern
  15. 95 eldorado 8th letter of vin is y
  16. Recently purchaced 2003 Cadillac Dev
  17. engine swap for a 2000 dts to a 2003 devell can it work i
  18. Jake, I REALLY, REALLY want to give you some money!
  19. Saga of a naive Head Gasket repair
  20. Cracked block!!!!
  21. What causes a headgasket failure?
  22. Spark advance/knock - What is tolerance?
  23. Towing with 02 Deville
  24. Northstar Temp sensor & Lock up converter ?'s
  25. P119 and p080
  26. Another (slightly different) Northstar oil consumption question.....
  27. holley injector harness
  28. Northstar oil pump failure
  29. 4.6 Rod Clearance
  30. Thank You
  31. Scratched Wall
  32. 4T80E Electronically controlled torque converter clutch
  33. Do The 2006 and newer DTS Northstars have the same headgasket issues?
  34. Feels like a miss?
  35. Need some advice for Northstar car purchase...
  36. need help with rough running northstsar
  37. '03 DeVille - Slight shudder under initial acceleration
  38. how can i check if head gasket leaks
  39. 1994 Deville Concours Ignition Control Module Replacement
  40. Get it while you can..........
  41. Backfiring issues
  42. Rear main seal install tool confusion
  43. surges/sputters while driving, but idles perfectly fine?
  44. Code P041 and Code P025 in 1994 Deville Concours
  45. Northstar 4.6 Overheating
  46. Differences of studs vs. Timeserts
  47. 94 deville concours northstar catalytic converter redhot and stalls
  48. dipstick level, which side to believe?
  49. 2002 Eldorado coolant flush what kind?
  50. Heated Seat Issue..Please Help!
  51. Running on 4 Cylinders..not in Overheat mode
  52. 2002 Deville, White Smoke when Ideling
  53. 1999 Deville w/ Northstar coolant issue
  54. Another 2000+ head gasket failure
  55. 01 Deville DHS N* Repair in DFW Metroplex
  56. SureGrip stud kit / jig combo allignment?
  57. How hard to try to pull the head bolts on Northstar?
  58. How do I pull the airbox in my Eldo?
  59. 2000 Deville Crank Sensor Problems.. Please help if you can..
  60. ethanol or not
  61. Areas to look at while doing a HG repair
  62. PCM/EBTCM Pin Diagram, 2001 SLS
  63. Jake, wish you best of Luck !!
  64. What wire for the Speedo?
  65. Time sert kit kit # 500
  66. Torque Converter Whine
  67. PCM and engine switching
  68. 4T80E Viscous Torque Converter Internals / Clutch Failure (Lots of pictures included)
  69. timeserts
  70. Northstar removal
  71. Blocks, cracks and heat
  72. Please help: 1996 deville hard starting ?
  73. 2000 Deville using oil
  74. 2003 Deville engine start problem
  75. What exactly is a "base model" Deville ?
  76. need to replace flywheel
  77. Service engine light
  78. Possible to run northstar on an engine stand or outside of the car?
  79. Oil leak 2004 DHS could switching to Syn oil at 60k cause a leak or make one worse
  80. A few codes to clear up (02 Deville)
  81. Northstar Camshaft Wear - Common? Cause?
  82. My 98 Deville N* HG repair adventure !!
  83. northstar engine several issues--need major help
  84. Water pump removal
  85. Northstar coolant leak
  86. More Northstar repair services......ENJOY
  87. Shell Rimula R6 ME 5W30
  88. Camshaft pulley removal
  89. P0300 Code goes off at high rpm.
  90. Turbo'ed 98-04 STS N*
  91. 99' cadillac head gasket problems
  92. Fuel Injector resistance 1994 Northstar motor
  93. Northstar Main Studs-
  94. $575 99 Seville project Car overheating
  95. My Little Northstar engine Project
  96. Trans question p0748 after trans repaired by rebuilder
  97. 1994 Deville Concours PCM Replacement
  98. 94 Deville Concours PCM Codes P041 and P119
  99. Misfire Cylender 4 Low Compresion after flashing SES and p0300
  100. prospective owner with HG question
  101. tcc solenoid need help asap
  102. egr blockoff
  103. 01 eldorado ESC "hard" starting and once wouldn't start
  104. Shelby 1 Olds Supercharged Aurora - How About LS9 or LSA?
  105. Direct Injection - Technology Question
  106. Bought the '97 etc replacement
  107. Advice from some repair guys on cleaning processes
  108. 94 STS head gasket question
  109. Doesn't seem to be the head gasket but still overheats
  110. Looking for HG Repair Shop in Southeast US
  111. evap solonoid
  112. Ebay: Brand new Vortech Supercharged Aurora 4.0 engine
  113. 1995 elder northstar cooling
  114. how to change camshaft position sensor on 1997 sts
  115. Not happy with Federal Mogul's quality levels anymore. Specifically Fel-Pro.
  116. 1994 SLS Northstar running rich and stalling
  117. Front seal is leaking
  118. Thorttle body problem and code p2135
  119. Ignition drop-outs
  120. L37, ld8, l47 & lx5
  121. My 98 Deville with straight pipes... what do you guys think?
  122. hg repairs
  123. Wierd Temperature spikes 02 deville
  124. There was a thread or sticky that was all about engine oild and dino or conventional
  125. Oil pump prime
  126. Motor Mount project
  127. Hello Everyone, I need help with getting an engine......
  128. P0304 Misfire cylinder 4
  129. N* picky about motor oil?
  130. Timing chain seems loose on a 4.6L Deville.
  131. 99 deville fans just stop both of them
  132. Replacing a TPS in a 99 Deville?
  133. 2000 Deville Idle Relearn
  134. Polishing Cam lobes?
  135. Northstar Tuneup
  136. Felpro intake manifold gaskets
  137. PCM Codes P0171 and P0174
  138. 100 Cadillac head gasket repairs completed
  139. NorthStar Engine Block Crack Have you had one What year and how did it crack
  140. 4.6 N* Crank shaft / oil pump question
  141. hard starting 1997 sts
  142. air in coolant system?
  143. more electrical gremlins
  144. No fuel pressure
  145. Photos of the CNC turning center-
  146. 98 STS White smoke on accelation
  147. Should I have my brand new, never fired 4.0 long-block studded?
  148. Found my coolant leak
  149. Oil pump seal/oring
  150. Looking for a SPECIFIC N* Removal Guide
  151. Remote start and push button ignition
  152. Consequences of driving with failed HG
  153. How to space piston rings
  154. Cam journal caps broke
  155. Should I replace PCM? Need 2nd & 3rd opinions
  156. New owner of 1997 Eldorado, many questions
  157. N* To pull or not to pull, A/C is the question.
  158. 2002 Deville; Installing Vin Y Engine Into Vin 9 Car
  159. Northstar PCM Tuning
  160. Cross over gaskets ?
  161. Smells like exhaust in antifreeze again............... ?
  162. Disabling air injection system in 2002 engine?
  163. Couple of problems with my 94 Seville.
  164. 1994 cadillac seville Spark plug change
  165. Bad head gaskets or user error?
  166. northstar pre-trip opinion
  167. Source for engine internal parts?
  168. First post: Anyone know if the RWD and AWD wire harnesses are the same for 04-05 STS?
  169. If Engine has been Studed can you Remove the heads and put the heads back with in car
  170. So where is my oil level sensor?
  171. Curious. . .crankshaft position sensors, are they reversable?
  172. Bad mileage
  173. Taking Pre-Orders for bottom end stud kits-
  174. Any good Northstar shops near Maryland?
  175. Have code P071 & P046
  176. Cost of DIY Headgaskets/studs?
  177. Ceramic coated exhaust manifolds?
  178. What is the timeline for Head Gasket failure
  179. Where are the parts for this build?
  180. MAF Housing R&R
  181. ticking tapping noise in engine video attached
  182. Interesting find........
  183. proper torque-to-yield on 99 sts
  184. Northstar 4.6 bottom end
  185. 1996 ETC Code nightmares p13
  186. 2000 STS Half-case seal gasket P/N
  187. Looks like an early factory "new" create engine
  188. Northstar Shake
  189. 5/16 course Head Bolts?
  190. Time sert removal
  191. tcc solenoid
  192. Just got exhaust work done and now I'm getting some codes... Advice? 2002 DTS
  193. Question regarding slight motor mount/tranny thump
  194. 85 Northstar head gasket jobs completed 85 Cadillacs saved!
  195. Looking for a shop in GA that uses Studs for HG repair
  196. Help with Tune Up Northstar 4.6
  197. Disassembling my first N*
  198. bad ground the route of all evil ??
  199. Mysterious loss of coolant / 7000 miles without a problem since new studs & gaskets..
  200. Engine swap question
  201. New Guy to Northstar and their General Maintaince
  202. Torque Converter Shaft
  203. Painting engine cover and valve cover/s
  204. 1996 Cadillac Seville SLS - Replacing water pump belt HELP!
  205. Still getting Missfire-New AC Delco Plugs and new coil packs
  206. Removing exhaust down pipe on 99 Seville
  207. 94 Cadillac Seville SLS flooding out real bad
  208. New Member engine overheating problem...
  209. Oil Pressure...
  210. Pretty sure I have a fuel leak somewhere under the hood
  211. Engine Coolant Temperature Gauges / Cooling Fans Operation Explained
  212. Oil, cams, Northstars, and ZDDP
  213. New member, 1st caddy- low coolant level warning
  214. 2000 SLS engine oddity
  215. 4.0 rebuild
  216. Northstar swap transmission please help
  217. Best method of cleaning
  218. Crank Bolt Removal and free block/tranny
  219. Time Sert Kit Needed.
  220. Iím not Convinced it the Head Gaskets again?
  221. Code question?
  222. Out the top! First time....
  223. cam swap to 4.0l
  224. Timesert Failure
  225. Looking for a GOOD shop in/near MASS for engine install.
  226. HG For Me Too!
  227. Northstar A/C
  228. ECU TROUBLE! IMPORTANT! How to fix or replace cut wires to ecu?
  229. Northstar in a 65 Corsa
  230. crank position sensor relearn
  231. I really need help OBD TROUBLE CODES 96 STS
  232. 2007 DTS Engine noise at start up help
  233. 02 Northstar in 99 sys basically complete
  234. Other Northstar Vehicles (LD8)
  235. Noticeable drop in power in warm weather
  236. norms insert alignment kit for sale
  237. 99 STS stumbles, P1370a, P1371a, P1377a codes; At wits end with this car
  238. 2000 cadillac sts completely stumped, tried everything and new to fourm.
  239. 2006 DTS Intermittent Leakage Causing Battery to go Dead Overnight
  240. new guy with 99 eldorado etc
  241. Anyone need a Stud Kit?
  242. Question about stud kit install?
  243. Timing question
  244. 94 eldo cooling problem
  245. Rear main (probable) seal leaking... talk to "Northstar performance" or no?
  246. Convert from Dex-Cool to green antifreeze
  247. Cracked Blocks. CKP swap to 00+ blocks?
  248. '96 STS starting trouble & heat only on right side
  249. how to replace a1994 sls map sensor, code p032
  250. Can anyone comment on the differences in '06 to '10 Vin Y (LD8) engines from '05