: Northstar Engines and System Technical Discussion



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  1. 1998 Deville With Hard Starting And A Slight Gas Odor
  2. 1998 Seville rear wheel speed sensor
  3. Fluid Evacuators
  4. Bolt size ?
  5. Proper Spark plug gap?
  6. Prgramming Keyless Entry Remote 98 Deville
  7. Factory Service manuals
  8. Reset codes
  9. 1997 to 2000 engine swap
  10. 96 sts shifter handle
  11. temp guage 97 sts
  12. Diagnostic Troubleshooting
  13. Badly Misfiring 97 STS
  14. Spun bearings in my '94 STS
  15. drain plugs in 97 sts block WHERE?
  16. Best Aftermarket add ons...?
  17. 96 Eldorado
  18. Northstar Pics Please
  19. dynomax exhaust
  20. i need help with codes b2710,b2780
  21. Can't Figure Out How To Set IPC Overides
  22. Northstar in VW Golf. Link Attached.
  23. anyone doing THIS with their N*?
  24. Air Intake Kits
  25. GMPT PV8 (Northstar) engine Cylinder Liner help...
  26. If I Dont Use Premium Unleaded Will It Ruin My 96STS
  27. In English, Please...
  28. error codes
  29. 98 STS Codes
  30. 1999 Deville , Code says convertor is not locking up
  31. 98 Sedan Deville-TRANS HOT-IDLE ENGINE
  32. How do I changes coolant hose
  33. Performance Air Intake Kits ?
  34. N2O in my '98 STS
  35. head gasket and maintainence
  36. 1996 Cadillac Seville running hot? (or not) help needed
  37. help! 2500 rpm idle
  38. I got the codes, now what?
  39. Evap Soleniod
  40. 94 Concours getting 13 MPG What could be wrong?
  41. pcv valve
  42. Oil Amount Debate, Do you put in 7.5 quarts or less at oil change?
  43. What is code p1645 mean
  44. Oil change and coolant
  45. CHanging the top-speed cut-out.
  46. how much extra HP will i get
  47. Used northstar
  48. 94 STS bogging and stalling?
  49. Overheating-head gaskets-screw it!!!
  50. ETC Crossover Leak
  51. Fuel Rail Recall Update
  52. Norstar governor
  53. 2005 Bonneville gets N*
  54. Fuel Rail Recall Missinformation
  55. Scan Tool Questions
  56. CARFAX (engine / car serial Numbers)
  57. Who has done a lot of mods to NS powered cars?
  58. Oxygen sensor problems
  59. All was fine until... hard cold start prob
  60. No orange light in Park, D, 2,1 in cluster on Concours?
  61. new 99 eng for 97 how much is different?
  62. 96 deville error codes P0147 and P0146, where do I look?
  63. po741 error shifting problem
  64. Leaking coolant
  65. Cat-back systems
  66. Throttle Body Cleaning
  67. coolant temp sensor
  68. carfaxing a used northstar
  69. Exhaust crossover
  70. 1994 sts 94K miles overheating
  71. Timesert kit for sale
  72. rough idle
  73. IPC lights ....out
  74. 96 sts transmission
  75. Fuel Rail Recall, just got the letter
  76. Changing That Water Pump Belt
  77. headgasket repairs
  78. Traction Control & a code.....
  79. newb looking for part numbers
  80. Solenoid/Valve Body/Trans Pan Pics!!!!!!!!
  81. Volant Air Intake
  82. Oil pressure check
  83. replacing my 96 northstar
  84. Where is it all?
  85. Will I suck her dry if....
  86. Shift Solenoid Kit Pics of Parts!!!!
  87. About to kick my caddy
  88. 98 STS Has DIC That Still Registers 100% Trans Fluid Life
  89. Northstar missing at idle
  90. Fuel Rail Leak on 98 Deville!!!
  91. Best Bar's Leak...C16 Liquid
  92. To replace or repair the n. star
  93. 97 Deville Question
  94. northstar extended warranty
  95. Noticeably Better Gas Mileage..On 10 yr old+ Engine!?
  96. Gas miles -- Standard DeVille vs DTS
  97. Changing out Fuel Rail??
  98. intake manifold bolt torque?
  99. Strange Things Happing
  100. Gas pedal click
  101. Starting to get rough idle
  102. Fixin' to pull the engine
  103. Head Gasket Leak : NO OVERHEAT with coolant supplement
  104. TPS replacement problem
  105. Fuel Leak
  106. Northstar transplant and electronics
  107. Best way to prevent an oil leak on N*?
  108. 180F or 195F Thermostat for 94 N*?
  109. Misfiring and Service Engine light
  110. Coils / Intermittent "missing" on my 99 STS
  111. Hey Hotrodelectric
  112. Northstar Expectancy
  113. Code P094 Shift A Solenoid Speed Sensor Where and what is it 94 Concours?
  114. Ac
  115. Apparent Coolant Leak Below Water Pump
  116. What makes the Headgaskets go so often on early N*s?
  117. Engine Service Soon light on but no codes??? 94 Concours
  118. Perfect exahust flow for 1999 STS?
  119. 94 N* Eldo - Thought was Head Gasket! WAS NOT! My experience!
  120. oil pressure or electrical problems?
  121. Starting Problem
  122. Coolant leak 94 Concours
  123. Bar's Leaks, block seal: Head Gasket Repair ???
  124. Starter problem with '97 STS
  125. Caddy Northstar LMP 4.0 turbo
  126. I can't drive 55 (very far)
  127. Coolant Spuing
  128. Block Drain Plug- Coolant 4.6L
  129. Vacuum Harness????
  130. Piston Slapping site
  131. Help Again Bbobynski !! - Tranny Codes
  132. ? on buying a northstar engine
  133. Improve gas mileage with water??? Stupid or Scientific?
  134. Major head gasket problem
  135. 4.6 liters 300hp... 2.0 liters 200hp
  136. OBD II computer
  137. a question
  138. Oxytane?
  139. What Engines Can I Use???
  140. Oil getting sucked in through PCV Valve: Old Mechanic's Tale?!
  141. Fuel Rail Leak
  142. Rotten Egg
  143. '95 eldo TC fuel smell in cabin & hard-start
  144. can i use marvel mystery oil?
  145. Pros/cons Of Waterwetter For Northstar
  146. Over Heat Feature
  147. Torque Convertor Viscous?
  148. Can't find IP, TC, PZ, RS code info
  149. P056 easy fix
  150. Northstar misfire and backfire
  151. Throttle body size question, and HEADERS-where can I find some?????
  152. 93-94 wrist pin problems????
  153. Brand New Northstar Engine For $2500
  154. gunning cadillacs...was it NOT worth it? :-\
  155. Intake Assembly
  156. can 94 interchange with one another.
  157. Back fire in the induction system
  158. Caddy won't go into Overdrive Any ideas?
  159. Fastchip vs Superchip ...
  160. Coolant temp 250 is this too high? No warnings and fans on low?
  161. 0-60 specs: 95' N* impressive
  162. Swaping A From Y To 9
  163. need help
  164. 2000 Dts 60k Service?!?!?
  165. Revised Emissions Woes
  166. Any GM/Cadillac certified mechanics on board? PLEASE HELP
  167. Chip for Eldo 95 LE
  168. 97 SLS Stalls Only On Hot Days
  169. Throttle body cleaning question
  170. Oil Pan Gasket Change
  171. Who agrees that the Northstar is due for an overhaul by Cadillac?
  172. High Speed fan switch not working/working well
  173. 94 concours has no warning info messages!!!!
  174. Reasons for a/c compressor inop ?
  175. Q. for anyone who knows re: FWD N* - Why Transverse?
  176. 93 seville driving on its own
  177. engine temp?
  178. Down To The Wire: last minute thoughts please
  179. where are the 25 horses
  180. North * reliability?
  181. "Induction Performance Service"?
  182. How do I know if I need the computer updated?
  183. Oil Pressure Drop
  184. ? for those with aftermarket intakes
  185. Coolant Overflow
  186. gunning cadillacs...is it worth it?
  187. 96 Eldorado heating up...
  188. 1994 Eldorado 4.6L Tapping Noise
  189. Cooling Temps.
  190. Hard shift outta 1st
  191. "Weeping" Head Gasket
  192. Obd1
  193. Help With Code 39 Tcc Off
  194. Idle Problems
  195. squeak on 97 deville
  196. crate 2000 Northstar in a 59 Chevy Suburban
  197. cold start/warm start
  198. 1994 SLS 4.6 Oil Pressure Switch Woes
  199. Colours
  200. Odd Tune Up Question
  201. P0741 TCC stuck off
  202. Pre 2000 Northstars
  203. ShadowLvr400
  204. Replace transaxle seals or not?
  205. Vacuum line routing?
  206. Bobynski!
  207. need rebuilt short block-Northstar
  208. aftermarket CPU ???
  209. 2001 deville go fast parts ???
  210. EGR Pintle Stuck????
  211. High Temps?
  212. Gear Shift Position Indicator 1994 STS
  213. Misfire/hesitation
  214. Race day mods?
  215. 97 Sedan Deville oil change
  216. motor idles eratically at start and then dies
  217. Low Oil Pressure 1994 SLS 4.6 144k
  218. Right or left, Help Please!!!
  219. Need Code Info
  220. 1996 sts need help won't start
  221. Engine crud @ head gasket repair
  222. One fan or two?
  223. Failed emissions....plugs and wires...?
  224. General Questoin
  225. Overheating --- Still!!!!!!!!
  226. What are these trouble codes? Help!
  227. AAARRRGHHH...Where's the #$@#) switch?!?!
  228. Help! Dealer wants $$ for recall fuel rail!
  229. Very Long, EBTCM
  230. Northstar Maintenance -Tune Up
  231. K&N filters
  232. Check engine soon ! Why ?
  233. Waterpump reliability
  234. No one can figure it out!!! Help!!!
  235. In need of expertise
  236. SC44 and SC55
  237. why are the northstar engines always catching on fire?
  238. where can i find a 4.6 northstar engine for a 94 eldorado touring coupe. vin 9
  239. 4.9L NorthStar Performance Upgrades???
  240. Need new/rebuilt '96 Seville engine
  241. 100K warranty
  242. Noise from PS pump.
  243. Wanted!! '00+ rear tranny mount
  244. PO 441 error
  245. Help!!
  246. Rubber gone in the top motor mounts
  247. Stop Engine Low oil pressure
  248. Help with fixing a broken shift solenoid
  249. Tranny detent cable question
  250. po29????