: Northstar Engines and System Technical Discussion



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