: Northstar Engines and System Technical Discussion



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  1. Blessed With Head Gasket Leakage as Well...
  2. timesert kit
  3. performance pcm/ecu mods ODB II (96+ ) (i.e. 1999 sts)
  4. Can the 300 HP be swapped with 275 HP motor?
  5. North star motor swap
  6. Diagnostic codes and running rough
  7. cam timing tool
  8. Hard Shifting Transmision
  9. Squeek, scrape, whir.
  10. transmission removal in 94 eldorado???
  11. 2001 seville sparkplug location
  12. need advice-- cooling
  13. engine removal and install procedures
  14. Temperature problem???
  15. Starter replacement, what is the easiest way?
  16. Bearings?
  17. are northstars interferene engines?
  18. northstar head warpage?
  19. "LOW ENGINE COOLANT" came on...
  20. timeserts
  21. Northstar idle speed motor instsall
  22. Rss (c)1743, 1783, 1785 ??
  23. 4T80E drain plug location?
  24. Missfire 93 sts
  25. Idle is higher than normal and fluctuates
  26. STS 13:63, you ask how?
  27. Ok I can check my codes but how do you check them individually?
  28. Cadillac Hot Rodders!
  29. Keyless Entry Programming Procedure
  30. How to change Trans. Fluid?
  31. Borla exhaust needs your help
  32. Where's the Chip?
  33. Battery No Charge light on/ Alternator?
  34. New Owner Can I work on My Seville N* myself? Is it too electronic?
  35. northstars
  36. I am New here
  37. spark plug wires
  38. Sudden Stall
  39. What would you do? (fun project)
  40. Problems that were fixed (technical question)
  41. Waterpump Replacement
  42. I broke it!!
  43. 1999 Caddy Seville Sts
  44. High Mileage Northstar Thread: Who can beat me?
  45. 120,000 Miles on a Northstar?
  46. Rusted Fuel Filter
  47. Need some technical help/ suggestions from guys that know!!
  48. turbo for a northstar?
  49. Difference in 275HP & 300HP Engines
  50. Heads
  51. What size rims ....... (technical info)
  52. 95 SLS how to check coolant levels?
  53. Looking for Time sert kit
  54. Mobil 1 Synthetic Oil
  55. Screen in the intake system
  56. 100,000+ questions
  57. PVC Valve and Fuel Filter
  58. how to seperate the trans form the motor etc
  59. Ways to tell if your northstar motor is blown........look
  60. General Deville Maintenance
  61. New street rodder issue has N* Part 2!
  62. Need supporting info RE: 4.6 head bolts
  63. Northstar motor blown at 80,000 help...........
  64. Throttel Body Plate Size ???
  65. Caddy transplant
  66. 00 - 03 Seville questions:
  67. Northstar oil burning - what to do?
  68. That Coolant thing...
  69. B1136
  70. Allante losing coolant via bypass
  71. 2000 Dts - Rough Idle
  72. Resetting Change Oil Message
  73. finally made a few mods to the STS
  74. Knock sensor blues!!!
  75. Emission Message
  76. New Struts? When to replace them.
  77. Oil
  78. STSi heads availability
  79. seeping head gasket
  80. Premium Fuel
  81. just wanted to say hi to everyone!!!!!
  82. NOS on northstar??
  83. engine squeeking
  84. Engine Problems?
  85. Engine/Coolant Temp?
  86. How much to rebuild a northstar?
  87. Is there a SLS/STS performance chip/programer yet?
  88. how to turn off tractin
  89. "Check Oil Level"
  90. coolant color
  91. Firing order-
  92. engine miss
  93. North* with a manual?????
  94. Gasoline question
  95. sls tranny problem
  96. Hot Rod Caddy or LS1?
  97. upper motor mount part numbers?
  98. Cooling system sealants....
  99. A word about air filters
  100. Some Interesting facts...
  101. Transmission valve box?
  102. SES light
  103. Northstar STS story
  104. Clearing codes
  105. Oil in Coolant
  106. Is it just me, or did they use a shoehorn to get the N'Star under the hood of my STS?
  107. 2K 4.6 NS- No worries or no probs mentioned YET??
  108. Intermittent Hesitation
  109. Hey guys..quick question!
  110. How Strong is the Northstar Bottom End?
  111. tranny slipage on 97 deville
  112. Northstar 4.0L seems a little hot. Removed Thermostat. Bad Idea?
  113. Operating Temp??????
  114. Maintain Cooling system?
  115. Northstar Pull Question
  116. cracked spark plug
  117. 98+ Seville Free cold air intake mod
  118. Clearing Codes
  119. Check Coolent Level Keeps showing up
  120. blown headgasket
  121. 1994 Concours Transmission Question
  122. burned exhaust valve's ?!?!
  123. The Northstar Issue
  124. Head gasket or??? HELP Plz
  125. My 1997 ETC
  126. Nitrous Systems
  127. anyone with subscription, willing to run carfax for me?
  128. fuel rail
  129. Cadillac 32v Northstar 1993
  130. 98 Concours
  131. Blown head gasket
  132. Stabilzer Links
  133. Northstar Motor Intakes
  134. Rebuilding my Northstar please help!
  135. hot weather and hot northstar..HELP!
  136. 94 SLS Radiator
  137. Unusual Howling noise.
  138. Northstar Heating Up
  139. Throttle Body Bypass
  140. Ignition coil or ignition module ?
  141. stupid POS Alternator!!!
  142. a/c compressor/ clutch removal-install
  143. Cooling Fan Relay Location
  144. Tranny code P0741 & P1860
  145. Eldorado ?
  146. water pump pulley
  147. What can I do to push my '93 Eldo to the max?
  148. Northstar rods
  149. Interesting data
  150. Pic of STS removed resonator with chrome plug
  151. Gold vs. Silver On Northstar? Huh?
  152. 1993 - 1995 Northstar Chip Mods
  153. motor swap
  154. limp home mode
  155. Sealant tabs
  156. go fast parts
  157. Water Leakage
  158. Increase 96-03 Cadillac performance $1200
  159. Free mods?
  160. How to Diagnose
  161. electric fan override?
  162. Northstar Intake Cover
  163. Oil Life indicator
  164. Going to the 1/4 track in June. Suggestions?
  165. 2000 Cadillac stalling
  166. Free HP
  167. Anyone know if they make a NOS system?
  168. Key programming
  169. Accessing the OBD2 in your caddi
  170. Lucky ME! A workable dealer!
  171. Overheating Northstar
  172. Changing Spark plugs and Spark plug wires (Tuneup)
  173. Electronic Headache
  174. Northstar Oil Consumption
  175. How to get at the starter?
  176. Performance Chip on Ebay
  177. Top speed eliminator found!!!!
  178. Custom Stereo void warantee?
  179. engine cover?
  180. injector size
  181. Help!!! Asap!!!
  182. HI rpm at start??
  183. More Quirks with my eldo
  184. eww that smell! Could be oil problem
  185. the northstar was first offered...when?
  186. http://www.chrfab.com/ - Quality? Honest?
  187. throttle boddy clicking!!!! help!!!
  188. Transmission problems, anybody experience this?
  189. Northstar Intakes
  190. I made my northstar a little louder today
  191. Northstar Oil Filter:
  192. coolant and tranny fluid.
  193. My Caddy Is at the Doctor's Today
  194. How To Reset Oil Life Meter?
  195. Now My Dad Thinks His STS Takes Regular Unleaded!!!
  196. So Where Does the Extra 25hp Come From?? (Touring Models)
  197. 92-97 STS exhaust, what ya'll got?
  198. '98 Deville Stripped Head Bolt Holes
  199. Synthetic oil!
  200. Looking for a High performance radiator.
  201. A glitch or my imagination?
  202. Water pump problem
  203. weird acceleration
  204. Poll - would you buy a supercharger?
  205. DeVille vs DTS
  206. How about petitioning GM Performance?
  207. Cadillac Northstar Performance Parts Store Database
  208. LD8 and L37?
  209. Custom Intake Finished!
  210. aftermarket performance chips.......
  211. Rebuilding a Northstar engine
  212. electric power loss on full throttle?
  213. K&N Filter On Caddy?
  214. Important to PUSH the Northstar once a week?
  215. Help in search of MODS...
  216. More OIL STUFF
  217. Powertrain Vibration?
  218. What ever happened to...
  219. Temperature?
  220. 100,000 mile tuneup?
  221. Oil Leaks
  222. Can the Vortec 6.0 fit in any other Cadillacs?
  223. Super-Charger
  224. The Northstar Oil Issue
  225. Oil Monitor Question
  226. Remote start with the Northstar