: Northstar Engines and System Technical Discussion



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  1. '00 Deville sat for year. Coolant, Battery, Misfire, Brake fluid problems HELP
  2. Northstar Water Pump Housing Replacment
  3. my 1995 Cadillac Eldorado Overheating
  4. Seafoam - do you use it?
  5. Another N* Oil Pump question
  6. 2005 DTS Head gasket still a problem?
  7. Gforce performance "chip" ?
  8. SureGrip studded Eldo for sale?!!
  9. I'm relocating,,,,new complaints section....
  10. Remote key fob
  11. oil manifold question
  12. How do you clean ring grooves on pistons?
  13. Video. For those who want to see CNC machining in action.
  14. Plugs - Spark plugs for a Northstar ??
  15. Want To Buy N* stud tool kit
  16. What happened? Stored 1996 Deville engine knock
  17. Northstar head gasket repair
  18. WOT problem and P0300 - 2000 Eldorado
  19. Marks Turbocharged 99 STS
  20. water pump leak after replacing pump/seal
  21. Missing shield in cam cover?
  22. tight northstar cam chain
  23. front motor mounts
  24. northstar studs
  25. 2000 Deville - high pitched whistle
  26. 99 Deville HG job 4-2012
  27. I have a set of studs available if someone needs them thanks to my previous thread
  28. DIY Northstar Head Gasket / Crankcase Leak Repair
  29. 1997 Seville temperature problems
  30. Don't Wait More Than 120 days
  31. How to tell if head gaskets have been done before?
  32. Need top compression ring 98 N*....ugghhh
  33. 18mm Northstar Crankbolt needed
  34. 98 Eldorado replacing Engine Torque Mounts
  35. Troubleshooting help
  36. New Northstar Crate Engine
  37. Valve stem seal tool?
  38. Code P070 with stalling and surging-TPS or ISC?
  39. Huge thanks to Joe at Midwest Cadillac Repair
  40. Factory air intake question
  41. Bent pushrod - valvetrain noise ?
  42. '01 DTS Misfire.
  43. Thread size for Jake's studs?
  44. Drive Train Hum & No Overdrive
  45. Towing in third gear
  46. 2004 Deville PCM
  47. 01 Deville OverHeating Issue
  48. Please help diagnose my cooling system problem
  49. Overheating
  50. Is there an alternate way to lock the flywheel?
  51. northstar stud kit
  52. What engines are compatible with 2000 seville sts.... Coil to spark plug type.....
  53. Coolant Reservoir Overflow Line
  54. N* Upper to Lower block half sealing procedure.
  55. To re-seal or not?
  56. How do you SAFELY clean the valve covers?
  57. 98 ETC Head Gasket project started today...
  58. 2002 Eldorado ETC Head Gasket Project
  59. 97 N* Crank Pulley / Oil Pump Torque setting
  60. WP cam price
  61. 2001 Deville VIN Y - head gasket repair on Long Island ?
  62. Anyone want to compare MAF readings?
  63. Wheres Jake? We need studs and engines !!!
  64. serp belt
  65. Question about the Northstar PCM
  66. 96 Sedan De Ville V8 Northstar Over Heating
  67. po 300, po 507 need help asap!!
  68. 1997 STS N* connecting rod stamped number
  69. Is there an on-line breakdown of N* engine parts with GM part numbers?
  70. Torque specs on fasteners - torque angle?
  71. Northstar headbolt spacing/ pattern
  72. 95 eldorado 8th letter of vin is y
  73. Recently purchaced 2003 Cadillac Dev
  74. engine swap for a 2000 dts to a 2003 devell can it work i
  75. Jake, I REALLY, REALLY want to give you some money!
  76. Saga of a naive Head Gasket repair
  77. Cracked block!!!!
  78. What causes a headgasket failure?
  79. Spark advance/knock - What is tolerance?
  80. Towing with 02 Deville
  81. Northstar Temp sensor & Lock up converter ?'s
  82. P119 and p080
  83. Another (slightly different) Northstar oil consumption question.....
  84. holley injector harness
  85. Northstar oil pump failure
  86. 4.6 Rod Clearance
  87. Determining Headbolt Thread Pitch
  88. Thank You
  89. Scratched Wall
  90. 4T80E Electronically controlled torque converter clutch
  91. Do The 2006 and newer DTS Northstars have the same headgasket issues?
  92. Feels like a miss?
  93. Need some advice for Northstar car purchase...
  94. need help with rough running northstsar
  95. '03 DeVille - Slight shudder under initial acceleration
  96. how can i check if head gasket leaks
  97. 1994 Deville Concours Ignition Control Module Replacement
  98. Get it while you can..........
  99. Backfiring issues
  100. Rear main seal install tool confusion
  101. surges/sputters while driving, but idles perfectly fine?
  102. Code P041 and Code P025 in 1994 Deville Concours
  103. Northstar 4.6 Overheating
  104. Differences of studs vs. Timeserts
  105. 94 deville concours northstar catalytic converter redhot and stalls
  106. dipstick level, which side to believe?
  107. 2002 Eldorado coolant flush what kind?
  108. Heated Seat Issue..Please Help!
  109. Running on 4 Cylinders..not in Overheat mode
  110. 2002 Deville, White Smoke when Ideling
  111. 1999 Deville w/ Northstar coolant issue
  112. Another 2000+ head gasket failure
  113. 01 Deville DHS N* Repair in DFW Metroplex
  114. SureGrip stud kit / jig combo allignment?
  115. How hard to try to pull the head bolts on Northstar?
  116. How do I pull the airbox in my Eldo?
  117. 2000 Deville Crank Sensor Problems.. Please help if you can..
  118. ethanol or not
  119. Areas to look at while doing a HG repair
  120. PCM/EBTCM Pin Diagram, 2001 SLS
  121. Jake, wish you best of Luck !!
  122. What wire for the Speedo?
  123. Time sert kit kit # 500
  124. Torque Converter Whine
  125. PCM and engine switching
  126. 4T80E Viscous Torque Converter Internals / Clutch Failure (Lots of pictures included)
  127. timeserts
  128. Northstar removal
  129. Blocks, cracks and heat
  130. Please help: 1996 deville hard starting ?
  131. 2000 Deville using oil
  132. 2003 Deville engine start problem
  133. What exactly is a "base model" Deville ?
  134. need to replace flywheel
  135. Service engine light
  136. Possible to run northstar on an engine stand or outside of the car?
  137. Oil leak 2004 DHS could switching to Syn oil at 60k cause a leak or make one worse
  138. A few codes to clear up (02 Deville)
  139. Northstar Camshaft Wear - Common? Cause?
  140. My 98 Deville N* HG repair adventure !!
  141. northstar engine several issues--need major help
  142. Water pump removal
  143. Northstar coolant leak
  144. More Northstar repair services......ENJOY
  145. Shell Rimula R6 ME 5W30
  146. Camshaft pulley removal
  147. P0300 Code goes off at high rpm.
  148. Turbo'ed 98-04 STS N*
  149. 99' cadillac head gasket problems
  150. Fuel Injector resistance 1994 Northstar motor
  151. Northstar Main Studs-
  152. $575 99 Seville project Car overheating
  153. My Little Northstar engine Project
  154. Trans question p0748 after trans repaired by rebuilder
  155. 1994 Deville Concours PCM Replacement
  156. 94 Deville Concours PCM Codes P041 and P119
  157. Misfire Cylender 4 Low Compresion after flashing SES and p0300
  158. prospective owner with HG question
  159. tcc solenoid need help asap
  160. egr blockoff
  161. 01 eldorado ESC "hard" starting and once wouldn't start
  162. Shelby 1 Olds Supercharged Aurora - How About LS9 or LSA?
  163. Direct Injection - Technology Question
  164. Bought the '97 etc replacement
  165. Advice from some repair guys on cleaning processes
  166. 94 STS head gasket question
  167. Doesn't seem to be the head gasket but still overheats
  168. Looking for HG Repair Shop in Southeast US
  169. evap solonoid
  170. Ebay: Brand new Vortech Supercharged Aurora 4.0 engine
  171. 1995 elder northstar cooling
  172. how to change camshaft position sensor on 1997 sts
  173. Not happy with Federal Mogul's quality levels anymore. Specifically Fel-Pro.
  174. 1994 SLS Northstar running rich and stalling
  175. Front seal is leaking
  176. Thorttle body problem and code p2135
  177. Ignition drop-outs
  178. L37, ld8, l47 & lx5
  179. My 98 Deville with straight pipes... what do you guys think?
  180. hg repairs
  181. Wierd Temperature spikes 02 deville
  182. There was a thread or sticky that was all about engine oild and dino or conventional
  183. Oil pump prime
  184. Motor Mount project
  185. Hello Everyone, I need help with getting an engine......
  186. P0304 Misfire cylinder 4
  187. N* picky about motor oil?
  188. Timing chain seems loose on a 4.6L Deville.
  189. 99 deville fans just stop both of them
  190. Replacing a TPS in a 99 Deville?
  191. 2000 Deville Idle Relearn
  192. Polishing Cam lobes?
  193. Northstar Tuneup
  194. Felpro intake manifold gaskets
  195. PCM Codes P0171 and P0174
  196. 100 Cadillac head gasket repairs completed
  197. NorthStar Engine Block Crack Have you had one What year and how did it crack
  198. 4.6 N* Crank shaft / oil pump question
  199. hard starting 1997 sts
  200. air in coolant system?
  201. more electrical gremlins
  202. No fuel pressure
  203. Photos of the CNC turning center-
  204. 98 STS White smoke on accelation
  205. Should I have my brand new, never fired 4.0 long-block studded?
  206. Found my coolant leak
  207. Oil pump seal/oring
  208. Looking for a SPECIFIC N* Removal Guide
  209. Remote start and push button ignition
  210. Consequences of driving with failed HG
  211. How to space piston rings
  212. Cam journal caps broke
  213. Should I replace PCM? Need 2nd & 3rd opinions
  214. New owner of 1997 Eldorado, many questions
  215. N* To pull or not to pull, A/C is the question.
  216. 2002 Deville; Installing Vin Y Engine Into Vin 9 Car
  217. Northstar PCM Tuning
  218. Cross over gaskets ?
  219. Smells like exhaust in antifreeze again............... ?
  220. Disabling air injection system in 2002 engine?
  221. Couple of problems with my 94 Seville.
  222. 1994 cadillac seville Spark plug change
  223. Bad head gaskets or user error?
  224. northstar pre-trip opinion
  225. Source for engine internal parts?
  226. First post: Anyone know if the RWD and AWD wire harnesses are the same for 04-05 STS?
  227. If Engine has been Studed can you Remove the heads and put the heads back with in car
  228. So where is my oil level sensor?
  229. Curious. . .crankshaft position sensors, are they reversable?
  230. Bad mileage
  231. Taking Pre-Orders for bottom end stud kits-
  232. Any good Northstar shops near Maryland?
  233. Have code P071 & P046
  234. Cost of DIY Headgaskets/studs?
  235. Ceramic coated exhaust manifolds?
  236. What is the timeline for Head Gasket failure
  237. Where are the parts for this build?
  238. MAF Housing R&R
  239. ticking tapping noise in engine video attached
  240. Interesting find........
  241. proper torque-to-yield on 99 sts
  242. Northstar 4.6 bottom end
  243. 1996 ETC Code nightmares p13
  244. 2000 STS Half-case seal gasket P/N
  245. Looks like an early factory "new" create engine
  246. Northstar Shake
  247. 5/16 course Head Bolts?
  248. Time sert removal
  249. tcc solenoid
  250. Just got exhaust work done and now I'm getting some codes... Advice? 2002 DTS