: Northstar Engines and System Technical Discussion



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