: Northstar Engines and System Technical Discussion



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  1. power steering pump replacement- ? special tool
  2. 1998 Deville With Hard Starting And A Slight Gas Odor
  3. 1998 Seville rear wheel speed sensor
  4. Fluid Evacuators
  5. Bolt size ?
  6. Proper Spark plug gap?
  7. Prgramming Keyless Entry Remote 98 Deville
  8. Factory Service manuals
  9. Reset codes
  10. 1997 to 2000 engine swap
  11. 96 sts shifter handle
  12. temp guage 97 sts
  13. Diagnostic Troubleshooting
  14. Badly Misfiring 97 STS
  15. Spun bearings in my '94 STS
  16. drain plugs in 97 sts block WHERE?
  17. Best Aftermarket add ons...?
  18. 96 Eldorado
  19. Northstar Pics Please
  20. dynomax exhaust
  21. i need help with codes b2710,b2780
  22. Can't Figure Out How To Set IPC Overides
  23. Northstar in VW Golf. Link Attached.
  24. anyone doing THIS with their N*?
  25. Air Intake Kits
  26. GMPT PV8 (Northstar) engine Cylinder Liner help...
  27. If I Dont Use Premium Unleaded Will It Ruin My 96STS
  28. In English, Please...
  29. error codes
  30. 98 STS Codes
  31. 1999 Deville , Code says convertor is not locking up
  32. 98 Sedan Deville-TRANS HOT-IDLE ENGINE
  33. How do I changes coolant hose
  34. Performance Air Intake Kits ?
  35. N2O in my '98 STS
  36. head gasket and maintainence
  37. 1996 Cadillac Seville running hot? (or not) help needed
  38. help! 2500 rpm idle
  39. I got the codes, now what?
  40. Evap Soleniod
  41. 94 Concours getting 13 MPG What could be wrong?
  42. pcv valve
  43. Oil Amount Debate, Do you put in 7.5 quarts or less at oil change?
  44. What is code p1645 mean
  45. Oil change and coolant
  46. CHanging the top-speed cut-out.
  47. how much extra HP will i get
  48. Used northstar
  49. 94 STS bogging and stalling?
  50. Overheating-head gaskets-screw it!!!
  51. ETC Crossover Leak
  52. Fuel Rail Recall Update
  53. Norstar governor
  54. 2005 Bonneville gets N*
  55. Fuel Rail Recall Missinformation
  56. Scan Tool Questions
  57. CARFAX (engine / car serial Numbers)
  58. Who has done a lot of mods to NS powered cars?
  59. Oxygen sensor problems
  60. All was fine until... hard cold start prob
  61. No orange light in Park, D, 2,1 in cluster on Concours?
  62. new 99 eng for 97 how much is different?
  63. 96 deville error codes P0147 and P0146, where do I look?
  64. po741 error shifting problem
  65. Leaking coolant
  66. Cat-back systems
  67. Throttle Body Cleaning
  68. coolant temp sensor
  69. carfaxing a used northstar
  70. Exhaust crossover
  71. 1994 sts 94K miles overheating
  72. Timesert kit for sale
  73. rough idle
  74. IPC lights ....out
  75. 96 sts transmission
  76. Fuel Rail Recall, just got the letter
  77. Changing That Water Pump Belt
  78. headgasket repairs
  79. Traction Control & a code.....
  80. newb looking for part numbers
  81. Solenoid/Valve Body/Trans Pan Pics!!!!!!!!
  82. Volant Air Intake
  83. Oil pressure check
  84. replacing my 96 northstar
  85. Where is it all?
  86. Will I suck her dry if....
  87. Shift Solenoid Kit Pics of Parts!!!!
  88. About to kick my caddy
  89. 98 STS Has DIC That Still Registers 100% Trans Fluid Life
  90. Northstar missing at idle
  91. Fuel Rail Leak on 98 Deville!!!
  92. Best Bar's Leak...C16 Liquid
  93. To replace or repair the n. star
  94. 97 Deville Question
  95. northstar extended warranty
  96. Noticeably Better Gas Mileage..On 10 yr old+ Engine!?
  97. Gas miles -- Standard DeVille vs DTS
  98. Changing out Fuel Rail??
  99. intake manifold bolt torque?
  100. Strange Things Happing
  101. Gas pedal click
  102. Starting to get rough idle
  103. Fixin' to pull the engine
  104. Head Gasket Leak : NO OVERHEAT with coolant supplement
  105. TPS replacement problem
  106. Fuel Leak
  107. Northstar transplant and electronics
  108. Best way to prevent an oil leak on N*?
  109. 180F or 195F Thermostat for 94 N*?
  110. Misfiring and Service Engine light
  111. Coils / Intermittent "missing" on my 99 STS
  112. Hey Hotrodelectric
  113. Northstar Expectancy
  114. Code P094 Shift A Solenoid Speed Sensor Where and what is it 94 Concours?
  115. Ac
  116. Apparent Coolant Leak Below Water Pump
  117. What makes the Headgaskets go so often on early N*s?
  118. Engine Service Soon light on but no codes??? 94 Concours
  119. Perfect exahust flow for 1999 STS?
  120. 94 N* Eldo - Thought was Head Gasket! WAS NOT! My experience!
  121. oil pressure or electrical problems?
  122. Starting Problem
  123. Coolant leak 94 Concours
  124. Bar's Leaks, block seal: Head Gasket Repair ???
  125. Starter problem with '97 STS
  126. Caddy Northstar LMP 4.0 turbo
  127. I can't drive 55 (very far)
  128. Coolant Spuing
  129. Block Drain Plug- Coolant 4.6L
  130. Vacuum Harness????
  131. Piston Slapping site
  132. Help Again Bbobynski !! - Tranny Codes
  133. ? on buying a northstar engine
  134. Improve gas mileage with water??? Stupid or Scientific?
  135. Major head gasket problem
  136. 4.6 liters 300hp... 2.0 liters 200hp
  137. OBD II computer
  138. a question
  139. Oxytane?
  140. What Engines Can I Use???
  141. Oil getting sucked in through PCV Valve: Old Mechanic's Tale?!
  142. Fuel Rail Leak
  143. Rotten Egg
  144. '95 eldo TC fuel smell in cabin & hard-start
  145. can i use marvel mystery oil?
  146. Pros/cons Of Waterwetter For Northstar
  147. Over Heat Feature
  148. Torque Convertor Viscous?
  149. Can't find IP, TC, PZ, RS code info
  150. P056 easy fix
  151. Northstar misfire and backfire
  152. Throttle body size question, and HEADERS-where can I find some?????
  153. 93-94 wrist pin problems????
  154. Brand New Northstar Engine For $2500
  155. gunning cadillacs...was it NOT worth it? :-\
  156. Intake Assembly
  157. can 94 interchange with one another.
  158. Back fire in the induction system
  159. Caddy won't go into Overdrive Any ideas?
  160. Fastchip vs Superchip ...
  161. Coolant temp 250 is this too high? No warnings and fans on low?
  162. 0-60 specs: 95' N* impressive
  163. Swaping A From Y To 9
  164. need help
  165. 2000 Dts 60k Service?!?!?
  166. Revised Emissions Woes
  167. Any GM/Cadillac certified mechanics on board? PLEASE HELP
  168. Chip for Eldo 95 LE
  169. 97 SLS Stalls Only On Hot Days
  170. Throttle body cleaning question
  171. Oil Pan Gasket Change
  172. Who agrees that the Northstar is due for an overhaul by Cadillac?
  173. High Speed fan switch not working/working well
  174. 94 concours has no warning info messages!!!!
  175. Reasons for a/c compressor inop ?
  176. Q. for anyone who knows re: FWD N* - Why Transverse?
  177. 93 seville driving on its own
  178. engine temp?
  179. Down To The Wire: last minute thoughts please
  180. where are the 25 horses
  181. North * reliability?
  182. "Induction Performance Service"?
  183. How do I know if I need the computer updated?
  184. Oil Pressure Drop
  185. ? for those with aftermarket intakes
  186. Coolant Overflow
  187. gunning cadillacs...is it worth it?
  188. 96 Eldorado heating up...
  189. 1994 Eldorado 4.6L Tapping Noise
  190. Cooling Temps.
  191. Hard shift outta 1st
  192. "Weeping" Head Gasket
  193. Obd1
  194. Help With Code 39 Tcc Off
  195. Idle Problems
  196. squeak on 97 deville
  197. crate 2000 Northstar in a 59 Chevy Suburban
  198. cold start/warm start
  199. 1994 SLS 4.6 Oil Pressure Switch Woes
  200. Colours
  201. Odd Tune Up Question
  202. P0741 TCC stuck off
  203. Pre 2000 Northstars
  204. ShadowLvr400
  205. Replace transaxle seals or not?
  206. Vacuum line routing?
  207. Bobynski!
  208. need rebuilt short block-Northstar
  209. aftermarket CPU ???
  210. 2001 deville go fast parts ???
  211. EGR Pintle Stuck????
  212. High Temps?
  213. Gear Shift Position Indicator 1994 STS
  214. Misfire/hesitation
  215. Race day mods?
  216. 97 Sedan Deville oil change
  217. motor idles eratically at start and then dies
  218. Low Oil Pressure 1994 SLS 4.6 144k
  219. Right or left, Help Please!!!
  220. Need Code Info
  221. 1996 sts need help won't start
  222. Engine crud @ head gasket repair
  223. One fan or two?
  224. Failed emissions....plugs and wires...?
  225. General Questoin
  226. Overheating --- Still!!!!!!!!
  227. What are these trouble codes? Help!
  228. AAARRRGHHH...Where's the #$@#) switch?!?!
  229. Help! Dealer wants $$ for recall fuel rail!
  230. Very Long, EBTCM
  231. Northstar Maintenance -Tune Up
  232. K&N filters
  233. Check engine soon ! Why ?
  234. Waterpump reliability
  235. No one can figure it out!!! Help!!!
  236. In need of expertise
  237. SC44 and SC55
  238. why are the northstar engines always catching on fire?
  239. where can i find a 4.6 northstar engine for a 94 eldorado touring coupe. vin 9
  240. 4.9L NorthStar Performance Upgrades???
  241. Need new/rebuilt '96 Seville engine
  242. 100K warranty
  243. Noise from PS pump.
  244. Wanted!! '00+ rear tranny mount
  245. PO 441 error
  246. Help!!
  247. Rubber gone in the top motor mounts
  248. Stop Engine Low oil pressure
  249. Help with fixing a broken shift solenoid
  250. Tranny detent cable question