: 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. Help!!
  2. Northstar overheating
  3. Most common problems with NS motor
  4. Engine size ?????
  5. What is the deal with the Crank Position Sensor and...
  6. sneaky coolant leak, Northstar
  7. Bad plug wires get you crazy codes
  8. stupid dipstick
  9. N* Head Gasket repair part I/ Remove engine
  10. idle speed adjust?
  11. Belt Question
  12. Emissions System
  13. 99 SLS probelms
  14. help with codes?
  15. Head Work
  16. New person here - piston replacement question
  17. How to get to plugs on 00 STS?
  18. 1995 SLS Engine and Trans
  19. tps 1995 sts adjusted
  20. are the '93 and '95 northstar computers the same?
  21. Cracked Water Pump Housing Northstar
  22. Erratic fuel level gauge & a few other ???
  23. Time serts head gaskets and cadillac refunds
  24. 1990 Sedan Deville Valve Job
  25. Limited slip...sort of
  26. Octane reading
  27. Check Oilk Level wont stop
  28. Please help..engine coolant ?....
  29. Traction Control on STS ???
  30. 96 Seville, Check Engine Light, New owner?
  31. Help with cooling system
  32. ? on seville northstar motor?
  33. Help! I have a 1997 Concours(traction c) I would love to know where this wire goes??
  34. maintenence records?
  35. rear windows fog up
  36. Northstar - Golf swap
  37. PCM codes
  38. 1997 Deville problems
  39. Smelling Coolant inside - 93 STS
  40. Battery Replacement on 95 STS
  41. Service Brake Fluid Switch
  42. Transmition shifting ?'s
  43. Engine cutout 93STS north*
  44. Oil Life Message Problem
  45. Can I get some pictures (N* mounting)?
  46. OBD codes
  47. 95-sts wont start
  48. idle sts-95
  49. Anyone know where I can find cheap o2 sensors?!
  50. So....someone wanna rent me a timesert kit?
  51. Ignition module failure?
  52. Need help understanding a code
  53. Best oil for Northstar engines?
  54. Northstar questions: engine and tranny mounts
  55. Service Engine Light
  56. Idle speed
  57. Intermitant DTC P1416, where do I start looking?
  58. phenolic spacers cleaning
  59. Regular Unleaded
  60. Throttle Body
  61. 97 Concours....SOLD!
  62. Help Codes
  63. Thermostat
  64. 4.0/4.6 Combustion Chambers
  65. Intake air sensor / resistor mod
  66. valve job? something burning......
  67. Easy method of telling you need a coolant change!!!!!
  68. 97 dedan deville speedometer display out...
  69. 4.6L engine knock at idle
  70. High Performance driving
  71. Starting Issue
  72. High octane
  73. 4.6L engine knock at idle
  74. Headgaskets
  75. hard starting, won't pass smog symptoms
  76. Info on converter lock,,code PO39
  77. Northstar engine numbers
  78. Locking converter/check engine SOON
  79. How to replace front motor MOUNT
  80. can any one help
  81. Motor Rocks
  82. Torque converter lockup?
  83. Help!
  84. Regular Gas
  85. Nitrous Kit for Northstars - It exists
  86. why do people tell me northstars are junk?
  87. Coolant Loss
  88. VERY slight valve knock on '98 STS Northstar?
  89. Won't shift out of 1st gear
  90. Let's get some performance parts!
  91. Just how fragile are they?
  92. experienced mechanic in Los Angeles
  93. RWD 5-speeds
  94. Let's get an OBD Programmer...
  95. Limiters on 96 STS
  96. 1996 northstar in 95 eldorado - Strange things happening!
  97. Technical Photo Section?
  98. service engine light is on
  99. engine compatibility
  100. code help please
  101. 99' STS low-end torque is sluggish?
  102. Blessed With Head Gasket Leakage as Well...
  103. timesert kit
  104. performance pcm/ecu mods ODB II (96+ ) (i.e. 1999 sts)
  105. Can the 300 HP be swapped with 275 HP motor?
  106. North star motor swap
  107. Diagnostic codes and running rough
  108. cam timing tool
  109. Hard Shifting Transmision
  110. Squeek, scrape, whir.
  111. transmission removal in 94 eldorado???
  112. 2001 seville sparkplug location
  113. need advice-- cooling
  114. engine removal and install procedures
  115. Temperature problem???
  116. Starter replacement, what is the easiest way?
  117. Bearings?
  118. are northstars interferene engines?
  119. northstar head warpage?
  120. "LOW ENGINE COOLANT" came on...
  121. timeserts
  122. Northstar idle speed motor instsall
  123. Rss (c)1743, 1783, 1785 ??
  124. 4T80E drain plug location?
  125. Missfire 93 sts
  126. Idle is higher than normal and fluctuates
  127. STS 13:63, you ask how?
  128. Ok I can check my codes but how do you check them individually?
  129. Cadillac Hot Rodders!
  130. Keyless Entry Programming Procedure
  131. How to change Trans. Fluid?
  132. Borla exhaust needs your help
  133. Where's the Chip?
  134. Battery No Charge light on/ Alternator?
  135. New Owner Can I work on My Seville N* myself? Is it too electronic?
  136. northstars
  137. I am New here
  138. spark plug wires
  139. Sudden Stall
  140. What would you do? (fun project)
  141. Problems that were fixed (technical question)
  142. Waterpump Replacement
  143. I broke it!!
  144. 1999 Caddy Seville Sts
  145. High Mileage Northstar Thread: Who can beat me?
  146. 120,000 Miles on a Northstar?
  147. Rusted Fuel Filter
  148. Need some technical help/ suggestions from guys that know!!
  149. turbo for a northstar?
  150. Difference in 275HP & 300HP Engines
  151. Heads
  152. What size rims ....... (technical info)
  153. 95 SLS how to check coolant levels?
  154. Looking for Time sert kit
  155. Mobil 1 Synthetic Oil
  156. Screen in the intake system
  157. 100,000+ questions
  158. PVC Valve and Fuel Filter
  159. how to seperate the trans form the motor etc
  160. Ways to tell if your northstar motor is blown........look
  161. General Deville Maintenance
  162. New street rodder issue has N* Part 2!
  163. Need supporting info RE: 4.6 head bolts
  164. Northstar motor blown at 80,000 help...........
  165. Throttel Body Plate Size ???
  166. Caddy transplant
  167. 00 - 03 Seville questions:
  168. Northstar oil burning - what to do?
  169. That Coolant thing...
  170. B1136
  171. Allante losing coolant via bypass
  172. 2000 Dts - Rough Idle
  173. Resetting Change Oil Message
  174. finally made a few mods to the STS
  175. Knock sensor blues!!!
  176. Emission Message
  177. New Struts? When to replace them.
  178. Oil
  179. STSi heads availability
  180. seeping head gasket
  181. Premium Fuel
  182. just wanted to say hi to everyone!!!!!
  183. NOS on northstar??
  184. engine squeeking
  185. Engine Problems?
  186. Engine/Coolant Temp?
  187. How much to rebuild a northstar?
  188. Is there a SLS/STS performance chip/programer yet?
  189. how to turn off tractin
  190. "Check Oil Level"
  191. coolant color
  192. Firing order-
  193. engine miss
  194. North* with a manual?????
  195. Gasoline question
  196. sls tranny problem
  197. Hot Rod Caddy or LS1?
  198. upper motor mount part numbers?
  199. Cooling system sealants....
  200. A word about air filters
  201. Some Interesting facts...
  202. Transmission valve box?
  203. SES light
  204. Northstar STS story
  205. Clearing codes
  206. Oil in Coolant
  207. Is it just me, or did they use a shoehorn to get the N'Star under the hood of my STS?
  208. 2K 4.6 NS- No worries or no probs mentioned YET??
  209. Intermittent Hesitation
  210. Hey guys..quick question!
  211. How Strong is the Northstar Bottom End?
  212. tranny slipage on 97 deville
  213. Northstar 4.0L seems a little hot. Removed Thermostat. Bad Idea?
  214. Operating Temp??????
  215. Maintain Cooling system?
  216. Northstar Pull Question
  217. cracked spark plug
  218. 98+ Seville Free cold air intake mod
  219. Clearing Codes
  220. Check Coolent Level Keeps showing up
  221. blown headgasket
  222. 1994 Concours Transmission Question
  223. burned exhaust valve's ?!?!
  224. The Northstar Issue
  225. Head gasket or??? HELP Plz
  226. My 1997 ETC
  227. Nitrous Systems
  228. anyone with subscription, willing to run carfax for me?
  229. fuel rail
  230. Cadillac 32v Northstar 1993
  231. 98 Concours
  232. Blown head gasket
  233. Stabilzer Links
  234. Northstar Motor Intakes
  235. Rebuilding my Northstar please help!
  236. hot weather and hot northstar..HELP!
  237. 94 SLS Radiator
  238. Unusual Howling noise.
  239. Northstar Heating Up
  240. Throttle Body Bypass
  241. Ignition coil or ignition module ?
  242. stupid POS Alternator!!!
  243. a/c compressor/ clutch removal-install
  244. Cooling Fan Relay Location
  245. Tranny code P0741 & P1860
  246. Eldorado ?
  247. water pump pulley
  248. What can I do to push my '93 Eldo to the max?
  249. Northstar rods
  250. Interesting data