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View Full Version : Northstar Performance and Technical Discussion

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  1. Hey Hotrodelectric
  2. Northstar Expectancy
  3. Code P094 Shift A Solenoid Speed Sensor Where and what is it 94 Concours?
  4. Ac
  5. Apparent Coolant Leak Below Water Pump
  6. What makes the Headgaskets go so often on early N*s?
  7. Engine Service Soon light on but no codes??? 94 Concours
  8. Perfect exahust flow for 1999 STS?
  9. 94 N* Eldo - Thought was Head Gasket! WAS NOT! My experience!
  10. oil pressure or electrical problems?
  11. Starting Problem
  12. Coolant leak 94 Concours
  13. Bar's Leaks, block seal: Head Gasket Repair ???
  14. Starter problem with '97 STS
  15. Caddy Northstar LMP 4.0 turbo
  16. I can't drive 55 (very far)
  17. Coolant Spuing
  18. Block Drain Plug- Coolant 4.6L
  19. Vacuum Harness????
  20. Piston Slapping site
  21. Help Again Bbobynski !! - Tranny Codes
  22. ? on buying a northstar engine
  23. Improve gas mileage with water??? Stupid or Scientific?
  24. Major head gasket problem
  25. 4.6 liters 300hp... 2.0 liters 200hp
  26. OBD II computer
  27. a question
  28. Oxytane?
  29. What Engines Can I Use???
  30. Oil getting sucked in through PCV Valve: Old Mechanic's Tale?!
  31. Fuel Rail Leak
  32. Rotten Egg
  33. '95 eldo TC fuel smell in cabin & hard-start
  34. can i use marvel mystery oil?
  35. Pros/cons Of Waterwetter For Northstar
  36. Over Heat Feature
  37. Torque Convertor Viscous?
  38. Can't find IP, TC, PZ, RS code info
  39. P056 easy fix
  40. Northstar misfire and backfire
  41. Throttle body size question, and HEADERS-where can I find some?????
  42. 93-94 wrist pin problems????
  43. Brand New Northstar Engine For $2500
  44. gunning cadillacs...was it NOT worth it? :-\
  45. Intake Assembly
  46. can 94 interchange with one another.
  47. Back fire in the induction system
  48. Caddy won't go into Overdrive Any ideas?
  49. Fastchip vs Superchip ...
  50. Coolant temp 250 is this too high? No warnings and fans on low?
  51. 0-60 specs: 95' N* impressive
  52. Swaping A From Y To 9
  53. need help
  54. 2000 Dts 60k Service?!?!?
  55. Revised Emissions Woes
  56. Any GM/Cadillac certified mechanics on board? PLEASE HELP
  57. Chip for Eldo 95 LE
  58. 97 SLS Stalls Only On Hot Days
  59. Throttle body cleaning question
  60. Oil Pan Gasket Change
  61. Who agrees that the Northstar is due for an overhaul by Cadillac?
  62. High Speed fan switch not working/working well
  63. 94 concours has no warning info messages!!!!
  64. Reasons for a/c compressor inop ?
  65. Q. for anyone who knows re: FWD N* - Why Transverse?
  66. 93 seville driving on its own
  67. engine temp?
  68. Down To The Wire: last minute thoughts please
  69. where are the 25 horses
  70. North * reliability?
  71. "Induction Performance Service"?
  72. How do I know if I need the computer updated?
  73. Oil Pressure Drop
  74. ? for those with aftermarket intakes
  75. Coolant Overflow
  76. gunning cadillacs...is it worth it?
  77. 96 Eldorado heating up...
  78. 1994 Eldorado 4.6L Tapping Noise
  79. Cooling Temps.
  80. Hard shift outta 1st
  81. "Weeping" Head Gasket
  82. Obd1
  83. Help With Code 39 Tcc Off
  84. Idle Problems
  85. squeak on 97 deville
  86. crate 2000 Northstar in a 59 Chevy Suburban
  87. cold start/warm start
  88. 1994 SLS 4.6 Oil Pressure Switch Woes
  89. Colours
  90. Odd Tune Up Question
  91. P0741 TCC stuck off
  92. Pre 2000 Northstars
  93. ShadowLvr400
  94. Replace transaxle seals or not?
  95. Vacuum line routing?
  96. Bobynski!
  97. need rebuilt short block-Northstar
  98. aftermarket CPU ???
  99. 2001 deville go fast parts ???
  100. EGR Pintle Stuck????
  101. High Temps?
  102. Gear Shift Position Indicator 1994 STS
  103. Misfire/hesitation
  104. Race day mods?
  105. 97 Sedan Deville oil change
  106. motor idles eratically at start and then dies
  107. Low Oil Pressure 1994 SLS 4.6 144k
  108. Right or left, Help Please!!!
  109. Need Code Info
  110. 1996 sts need help won't start
  111. Engine crud @ head gasket repair
  112. One fan or two?
  113. Failed emissions....plugs and wires...?
  114. General Questoin
  115. Overheating --- Still!!!!!!!!
  116. What are these trouble codes? Help!
  117. AAARRRGHHH...Where's the #$@#) switch?!?!
  118. Help! Dealer wants $$ for recall fuel rail!
  119. Very Long, EBTCM
  120. Northstar Maintenance
  121. K&N filters
  122. Check engine soon ! Why ?
  123. Waterpump reliability
  124. No one can figure it out!!! Help!!!
  125. In need of expertise
  126. SC44 and SC55
  127. why are the northstar engines always catching on fire?
  128. where can i find a 4.6 northstar engine for a 94 eldorado touring coupe. vin 9
  129. 4.9L NorthStar Performance Upgrades???
  130. Need new/rebuilt '96 Seville engine
  131. 100K warranty
  132. Noise from PS pump.
  133. Wanted!! '00+ rear tranny mount
  134. PO 441 error
  135. Help!!
  136. Rubber gone in the top motor mounts
  137. Stop Engine Low oil pressure
  138. Help with fixing a broken shift solenoid
  139. Tranny detent cable question
  140. po29????
  141. '96 STS Engine Stalling - Possible Electrical Problem?
  142. It's time to tear into her!!
  143. Codes PC0300, PC1139, PZ2719
  144. Crack my Block!!!!!!
  145. "Y" code vs. "9" Code
  146. Northstar 97 sls was hard 2 start--now no start
  147. 1997 Seville STS - Oil Leak Problems?
  148. 130k gaskets vs. 88k transplant
  149. Unlimited funds....almost
  150. Service Emissions System
  151. air plenum and coolant...
  152. error codes p0113 &503
  153. Computer codes and more help wanted
  154. coolant and A/C fans broken blades & mounting arms
  155. 1996 Sedan Deville Knock Sensor
  156. Newbie needs help
  157. frozen serpentine belt tensioner
  158. New Northstar, Unleaded or Premium?
  159. Want to buy northstar coils...
  160. Northstar indicates overheat
  161. BBOB - North* Oil Usage Comment
  162. Bad Cylinder?? Low compression?? Need help.
  163. Steam Engine, Now What?
  164. Zero Oil Pressure!! HELP!!
  165. INtake Manifold
  166. N*, Gas drowning my cylinder, getting smoke
  167. 2 Trans oil purge questions...or more?
  168. Erratic Throttle
  169. Strange Readings 1994 Deville Concourse N*
  170. What would a gas coating on a plug mean?
  171. BBOB - thermostat?
  172. Steam from Tail Pipe?
  173. exhaust questions
  174. water pump tool
  175. Cluster Question - Low Oil Pressure
  176. Limp home mode?
  177. Flowmasters?
  178. Flexplate to Torque converter - loctite??
  179. "Check Oil Level" message question
  180. hole in aluminum Radiator - help wanted
  181. Help Eldo Completely Dead But Batt.has Voltage
  182. Rough Idle...Sluggish Acceleration....
  183. Trouble codes
  184. P0741 - TCC System Stuck Off ???
  185. Clueless N* owners with 4 codes
  186. A P059 code?
  187. Longevity of the N* timing chain nylon tensioner pads ?
  188. What type of Power Steering fluid to use in 93 N* Eldo ?
  189. Limp Home Feature?
  190. Last pressure test update - hopefully!!!
  191. How important (really) is an oil cooler?
  192. Cascading multi-module failure-BBOB?
  193. Hesitation when a/c is on?
  194. PCV valve location 2003 Deville
  195. 4T80E Trans neutraling out in Drive/OD
  196. P 028 code AND overheating?
  197. 96 Deville Waterpump belt removal
  198. Is my car misfiring?
  199. Misfire Woes
  200. Another pressure test update
  201. Can dex-cool replace green anti-f?
  202. more head gasket headaches
  203. Egr
  204. More pressure test questions
  205. Nice job on headbolt quality control
  206. 4.0 to 4.6 swap ?
  207. BBOB - did the press test/overheating/????
  208. Timesert kit needed
  209. Tapping Lifters at start
  210. Northstar Gasket Replacement $?
  211. coil packs on 93 ETC?
  212. Eating Oil.......
  213. Eror code p0153
  214. ac only blows worm air
  215. air intake pro's & cons
  216. Brand new N*...
  217. 1997 Seville - Tranny
  218. Head gasket progress/ performance?
  219. Bbob - Tranny Oil Cooler Line Quest.
  220. Eldo idle and low speed running ODD- HELP!
  221. 93 Northstar using 5w-30 ?
  222. Cleaning Engine
  223. when do the fans come on?
  224. Fun with lifters
  225. How badly stripped was your block?
  226. 96 cadillac deville troubles !!!!
  227. Starting Problems- 95 SLS
  228. Fuel Consumption-Tornado Fuel Saver
  229. my s/c 98 sts wow
  230. MSD DIS-4 and/or Interface modules??
  231. Any info on shift improvement kit for 4T80E?
  232. Need a time-sert kit!
  233. Intermittent VSS!!
  234. Lots of exhaust smoke-95 SLS
  235. Who actually designed the Northstar what's his name?
  236. Do N* heads crack EVER?
  237. New Exhaust
  238. Head Studs?
  239. Removing pully?
  240. White "burned" spark plugs?
  241. What Oil?
  242. Variable Valve Northstar question
  243. HELP!! '96 Deville Starting Problem
  244. Nitrous Wet Or Dry???
  245. Help! 94 Concors
  246. !996 Cadillac Deville Exhaust Smoke Problem
  247. RPM steadily increasing (93 N*)
  248. starter
  249. Opinions on head gaskets vs. engine swap?
  250. Water pump 'sound'?