: Northstar Engines and System Technical Discussion



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