: Northstar Engines and System Technical Discussion



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