: Northstar Engines and System Technical Discussion



Pages : 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 [32] 33

  1. Battery Replacement on 95 STS
  2. Service Brake Fluid Switch
  3. Transmition shifting ?'s
  4. Engine cutout 93STS north*
  5. Oil Life Message Problem
  6. Can I get some pictures (N* mounting)?
  7. OBD codes
  8. 95-sts wont start
  9. idle sts-95
  10. Anyone know where I can find cheap o2 sensors?!
  11. So....someone wanna rent me a timesert kit?
  12. Ignition module failure?
  13. Need help understanding a code
  14. Best oil for Northstar engines?
  15. Northstar questions: engine and tranny mounts
  16. Service Engine Light
  17. Idle speed
  18. Intermitant DTC P1416, where do I start looking?
  19. phenolic spacers cleaning
  20. Regular Unleaded
  21. Throttle Body
  22. 97 Concours....SOLD!
  23. Help Codes
  24. Thermostat
  25. 4.0/4.6 Combustion Chambers
  26. Intake air sensor / resistor mod
  27. valve job? something burning......
  28. Easy method of telling you need a coolant change!!!!!
  29. 97 dedan deville speedometer display out...
  30. 4.6L engine knock at idle
  31. High Performance driving
  32. Starting Issue
  33. High octane
  34. 4.6L engine knock at idle
  35. Headgaskets
  36. hard starting, won't pass smog symptoms
  37. Info on converter lock,,code PO39
  38. Northstar engine numbers
  39. Locking converter/check engine SOON
  40. How to replace front motor MOUNT
  41. can any one help
  42. Motor Rocks
  43. Torque converter lockup?
  44. Help!
  45. Regular Gas
  46. Nitrous Kit for Northstars - It exists
  47. why do people tell me northstars are junk?
  48. Coolant Loss
  49. VERY slight valve knock on '98 STS Northstar?
  50. Won't shift out of 1st gear
  51. Let's get some performance parts!
  52. Just how fragile are they?
  53. experienced mechanic in Los Angeles
  54. RWD 5-speeds
  55. Let's get an OBD Programmer...
  56. Limiters on 96 STS
  57. 1996 northstar in 95 eldorado - Strange things happening!
  58. Technical Photo Section?
  59. service engine light is on
  60. engine compatibility
  61. code help please
  62. 99' STS low-end torque is sluggish?
  63. Blessed With Head Gasket Leakage as Well...
  64. timesert kit
  65. performance pcm/ecu mods ODB II (96+ ) (i.e. 1999 sts)
  66. Can the 300 HP be swapped with 275 HP motor?
  67. North star motor swap
  68. Diagnostic codes and running rough
  69. cam timing tool
  70. Hard Shifting Transmision
  71. Squeek, scrape, whir.
  72. transmission removal in 94 eldorado???
  73. 2001 seville sparkplug location
  74. need advice-- cooling
  75. engine removal and install procedures
  76. Temperature problem???
  77. Starter replacement, what is the easiest way?
  78. Bearings?
  79. are northstars interferene engines?
  80. northstar head warpage?
  81. "LOW ENGINE COOLANT" came on...
  82. timeserts
  83. Northstar idle speed motor instsall
  84. Rss (c)1743, 1783, 1785 ??
  85. 4T80E drain plug location?
  86. Missfire 93 sts
  87. Idle is higher than normal and fluctuates
  88. STS 13:63, you ask how?
  89. Ok I can check my codes but how do you check them individually?
  90. Cadillac Hot Rodders!
  91. Keyless Entry Programming Procedure
  92. How to change Trans. Fluid?
  93. Borla exhaust needs your help
  94. Where's the Chip?
  95. Battery No Charge light on/ Alternator?
  96. New Owner Can I work on My Seville N* myself? Is it too electronic?
  97. northstars
  98. I am New here
  99. spark plug wires
  100. Sudden Stall
  101. What would you do? (fun project)
  102. Problems that were fixed (technical question)
  103. Waterpump Replacement
  104. I broke it!!
  105. 1999 Caddy Seville Sts
  106. High Mileage Northstar Thread: Who can beat me?
  107. 120,000 Miles on a Northstar?
  108. Rusted Fuel Filter
  109. Need some technical help/ suggestions from guys that know!!
  110. turbo for a northstar?
  111. Difference in 275HP & 300HP Engines
  112. Heads
  113. What size rims ....... (technical info)
  114. 95 SLS how to check coolant levels?
  115. Looking for Time sert kit
  116. Mobil 1 Synthetic Oil
  117. Screen in the intake system
  118. 100,000+ questions
  119. PVC Valve and Fuel Filter
  120. how to seperate the trans form the motor etc
  121. Ways to tell if your northstar motor is blown........look
  122. General Deville Maintenance
  123. New street rodder issue has N* Part 2!
  124. Need supporting info RE: 4.6 head bolts
  125. Northstar motor blown at 80,000 help...........
  126. Throttel Body Plate Size ???
  127. Caddy transplant
  128. 00 - 03 Seville questions:
  129. Northstar oil burning - what to do?
  130. That Coolant thing...
  131. B1136
  132. Allante losing coolant via bypass
  133. 2000 Dts - Rough Idle
  134. Resetting Change Oil Message
  135. finally made a few mods to the STS
  136. Knock sensor blues!!!
  137. Emission Message
  138. New Struts? When to replace them.
  139. Oil
  140. STSi heads availability
  141. seeping head gasket
  142. Premium Fuel
  143. just wanted to say hi to everyone!!!!!
  144. NOS on northstar??
  145. engine squeeking
  146. Engine Problems?
  147. Engine/Coolant Temp?
  148. How much to rebuild a northstar?
  149. Is there a SLS/STS performance chip/programer yet?
  150. how to turn off tractin
  151. "Check Oil Level"
  152. coolant color
  153. Firing order-
  154. engine miss
  155. North* with a manual?????
  156. Gasoline question
  157. sls tranny problem
  158. Hot Rod Caddy or LS1?
  159. upper motor mount part numbers?
  160. Cooling system sealants....
  161. A word about air filters
  162. Some Interesting facts...
  163. Transmission valve box?
  164. SES light
  165. Northstar STS story
  166. Clearing codes
  167. Oil in Coolant
  168. Is it just me, or did they use a shoehorn to get the N'Star under the hood of my STS?
  169. 2K 4.6 NS- No worries or no probs mentioned YET??
  170. Intermittent Hesitation
  171. Hey guys..quick question!
  172. How Strong is the Northstar Bottom End?
  173. tranny slipage on 97 deville
  174. Northstar 4.0L seems a little hot. Removed Thermostat. Bad Idea?
  175. Operating Temp??????
  176. Maintain Cooling system?
  177. Northstar Pull Question
  178. cracked spark plug
  179. 98+ Seville Free cold air intake mod
  180. Clearing Codes
  181. Check Coolent Level Keeps showing up
  182. blown headgasket
  183. 1994 Concours Transmission Question
  184. burned exhaust valve's ?!?!
  185. The Northstar Issue
  186. Head gasket or??? HELP Plz
  187. My 1997 ETC
  188. Nitrous Systems
  189. anyone with subscription, willing to run carfax for me?
  190. fuel rail
  191. Cadillac 32v Northstar 1993
  192. 98 Concours
  193. Blown head gasket
  194. Stabilzer Links
  195. Northstar Motor Intakes
  196. Rebuilding my Northstar please help!
  197. hot weather and hot northstar..HELP!
  198. 94 SLS Radiator
  199. Unusual Howling noise.
  200. Northstar Heating Up
  201. Throttle Body Bypass
  202. Ignition coil or ignition module ?
  203. stupid POS Alternator!!!
  204. a/c compressor/ clutch removal-install
  205. Cooling Fan Relay Location
  206. Tranny code P0741 & P1860
  207. Eldorado ?
  208. water pump pulley
  209. What can I do to push my '93 Eldo to the max?
  210. Northstar rods
  211. Interesting data
  212. Pic of STS removed resonator with chrome plug
  213. Gold vs. Silver On Northstar? Huh?
  214. 1993 - 1995 Northstar Chip Mods
  215. motor swap
  216. limp home mode
  217. Sealant tabs
  218. go fast parts
  219. Water Leakage
  220. Increase 96-03 Cadillac performance $1200
  221. Free mods?
  222. How to Diagnose
  223. electric fan override?
  224. Northstar Intake Cover
  225. Oil Life indicator
  226. Going to the 1/4 track in June. Suggestions?
  227. 2000 Cadillac stalling
  228. Free HP
  229. Anyone know if they make a NOS system?
  230. Key programming
  231. Accessing the OBD2 in your caddi
  232. Lucky ME! A workable dealer!
  233. Overheating Northstar
  234. Changing Spark plugs and Spark plug wires (Tuneup)
  235. Electronic Headache
  236. Northstar Oil Consumption
  237. How to get at the starter?
  238. Performance Chip on Ebay
  239. Top speed eliminator found!!!!
  240. Custom Stereo void warantee?
  241. engine cover?
  242. injector size
  243. Help!!! Asap!!!
  244. HI rpm at start??
  245. More Quirks with my eldo
  246. eww that smell! Could be oil problem
  247. the northstar was first offered...when?
  248. http://www.chrfab.com/ - Quality? Honest?
  249. throttle boddy clicking!!!! help!!!
  250. Transmission problems, anybody experience this?