: Northstar Engines and System Technical Discussion



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  1. Pontiac Northstar
  2. Spark Plug replacement
  3. Cat
  4. 94 STS with cruise & idle problem. Please help
  5. How Much Transmission Oil?
  6. How many Northstars
  7. DTS horsepower
  8. Infamous Northstar Oil Leak
  9. Decipher acronyms?
  10. Engine Coolant Tenperature
  11. Reapair Manual
  12. Time-sert Repair Kit
  13. Motor Mount Question
  14. Life after timeserts
  15. Northstar 320 hp crate motor
  16. Searching for the Northstar- Please Help
  17. Code P065 & uneven idle
  18. horsepower
  19. Passkey problems and Computer codes
  20. Crank pulley on 94 SLS
  21. Starter Problems
  22. Headgasket replace
  23. transmission is kidna ... odd?
  24. Code C1217 '99 Seville SLS
  25. Anyone ever put on glasspacks on a N*, or heard waht it sounds like?
  26. I'm smelling antifreeze but can't find it!!!
  27. Another Temp thread...
  28. 92 eldorado engine swap
  29. Changing Spark Plugs on Northstar?
  30. How do you check for codes???
  31. Now my deville is overheating !?!?!
  32. Well now that i am getting a free new exhaust...
  33. Transmission lurch
  34. Service Engine Soon
  35. chance to buy a N*.....
  36. Radiator leak on Seville Can it be repaired?
  37. Speed limiter & Tech II
  38. Where to find head bolts?
  39. Oil light comes on in an 98 Deville N*.
  40. Installed my Dynomax Turbo Mufflers
  41. ISC motor correct idling adjustment problem
  42. cooling system problems
  43. 96 eldorado
  44. Stock intake box modifications...
  45. Valve clatter at cold startup
  46. 93 sts w/97 n. s. fuel pump problem
  47. Code I052, Keep Alive Memory What is this? How to fix?
  48. Whats code tc0023?
  49. the shift solenoids
  50. Idler Pulley and Tensioner bolts
  51. So anybody around boston want to help out a fellow Caddy owner?
  52. Engine identification?
  53. wierd traction control problem!!!
  54. Performance Modifications
  55. Haynes manual
  56. Northstar with 120,000 miles ...any problems coming????
  57. Service Engine Soon..... ODBII codes
  58. bad block ?
  59. Where has my coolant gone ?
  60. Crank Position Sensor
  61. Removing EGR on northstar
  62. battery cable repair
  63. My 97 Head Gasket Problem
  64. Anthony Cipriano: Re. Your remarks on Olds Diesel Engine
  65. OBD1 PCM Output Section
  66. feul gauge
  67. 2001 Deville Overheating Problem
  68. 99 deville lifted head
  69. Replacing o2 sensor on a 97 deville
  70. IPC Overides
  71. Speed limit setting on 98 STS
  72. My first code.
  73. Delorean with a northstar.. & 94 Camaro... Links attached
  74. 94 SLS Air Conditioner
  75. hey guys..newbie with some questions!
  76. O-2 Trouble codes
  77. Cadillac Thermostat
  78. Engine Stall/ shut down
  79. Oil Weight Question
  80. Northstar fuel economy?
  81. Passenger climate control
  82. HELP, service emissions eystem
  83. Dipstick 95 SLS
  84. Help with part #?
  85. STS 95: Hard gear shift
  86. power steering pump replacement- ? special tool
  87. 1998 Deville With Hard Starting And A Slight Gas Odor
  88. 1998 Seville rear wheel speed sensor
  89. Fluid Evacuators
  90. Bolt size ?
  91. Proper Spark plug gap?
  92. Prgramming Keyless Entry Remote 98 Deville
  93. Factory Service manuals
  94. Reset codes
  95. 1997 to 2000 engine swap
  96. 96 sts shifter handle
  97. temp guage 97 sts
  98. Diagnostic Troubleshooting
  99. Badly Misfiring 97 STS
  100. Spun bearings in my '94 STS
  101. drain plugs in 97 sts block WHERE?
  102. Best Aftermarket add ons...?
  103. 96 Eldorado
  104. Northstar Pics Please
  105. dynomax exhaust
  106. i need help with codes b2710,b2780
  107. Can't Figure Out How To Set IPC Overides
  108. Northstar in VW Golf. Link Attached.
  109. anyone doing THIS with their N*?
  110. Air Intake Kits
  111. GMPT PV8 (Northstar) engine Cylinder Liner help...
  112. If I Dont Use Premium Unleaded Will It Ruin My 96STS
  113. In English, Please...
  114. error codes
  115. 98 STS Codes
  116. 1999 Deville , Code says convertor is not locking up
  117. 98 Sedan Deville-TRANS HOT-IDLE ENGINE
  118. How do I changes coolant hose
  119. Performance Air Intake Kits ?
  120. N2O in my '98 STS
  121. head gasket and maintainence
  122. 1996 Cadillac Seville running hot? (or not) help needed
  123. help! 2500 rpm idle
  124. I got the codes, now what?
  125. Evap Soleniod
  126. 94 Concours getting 13 MPG What could be wrong?
  127. pcv valve
  128. Oil Amount Debate, Do you put in 7.5 quarts or less at oil change?
  129. What is code p1645 mean
  130. Oil change and coolant
  131. CHanging the top-speed cut-out.
  132. how much extra HP will i get
  133. Used northstar
  134. 94 STS bogging and stalling?
  135. Overheating-head gaskets-screw it!!!
  136. ETC Crossover Leak
  137. Fuel Rail Recall Update
  138. Norstar governor
  139. 2005 Bonneville gets N*
  140. Fuel Rail Recall Missinformation
  141. Scan Tool Questions
  142. CARFAX (engine / car serial Numbers)
  143. Who has done a lot of mods to NS powered cars?
  144. Oxygen sensor problems
  145. All was fine until... hard cold start prob
  146. No orange light in Park, D, 2,1 in cluster on Concours?
  147. new 99 eng for 97 how much is different?
  148. 96 deville error codes P0147 and P0146, where do I look?
  149. po741 error shifting problem
  150. Leaking coolant
  151. Cat-back systems
  152. Throttle Body Cleaning
  153. coolant temp sensor
  154. carfaxing a used northstar
  155. Exhaust crossover
  156. 1994 sts 94K miles overheating
  157. Timesert kit for sale
  158. rough idle
  159. IPC lights ....out
  160. 96 sts transmission
  161. Fuel Rail Recall, just got the letter
  162. Changing That Water Pump Belt
  163. headgasket repairs
  164. Traction Control & a code.....
  165. newb looking for part numbers
  166. Solenoid/Valve Body/Trans Pan Pics!!!!!!!!
  167. Volant Air Intake
  168. Oil pressure check
  169. replacing my 96 northstar
  170. Where is it all?
  171. Will I suck her dry if....
  172. Shift Solenoid Kit Pics of Parts!!!!
  173. About to kick my caddy
  174. 98 STS Has DIC That Still Registers 100% Trans Fluid Life
  175. Northstar missing at idle
  176. Fuel Rail Leak on 98 Deville!!!
  177. Best Bar's Leak...C16 Liquid
  178. To replace or repair the n. star
  179. 97 Deville Question
  180. northstar extended warranty
  181. Noticeably Better Gas Mileage..On 10 yr old+ Engine!?
  182. Gas miles -- Standard DeVille vs DTS
  183. Changing out Fuel Rail??
  184. intake manifold bolt torque?
  185. Strange Things Happing
  186. Gas pedal click
  187. Starting to get rough idle
  188. Fixin' to pull the engine
  189. Head Gasket Leak : NO OVERHEAT with coolant supplement
  190. TPS replacement problem
  191. Fuel Leak
  192. Northstar transplant and electronics
  193. Best way to prevent an oil leak on N*?
  194. 180F or 195F Thermostat for 94 N*?
  195. Misfiring and Service Engine light
  196. Coils / Intermittent "missing" on my 99 STS
  197. Hey Hotrodelectric
  198. Northstar Expectancy
  199. Code P094 Shift A Solenoid Speed Sensor Where and what is it 94 Concours?
  200. Ac
  201. Apparent Coolant Leak Below Water Pump
  202. What makes the Headgaskets go so often on early N*s?
  203. Engine Service Soon light on but no codes??? 94 Concours
  204. Perfect exahust flow for 1999 STS?
  205. 94 N* Eldo - Thought was Head Gasket! WAS NOT! My experience!
  206. oil pressure or electrical problems?
  207. Starting Problem
  208. Coolant leak 94 Concours
  209. Bar's Leaks, block seal: Head Gasket Repair ???
  210. Starter problem with '97 STS
  211. Caddy Northstar LMP 4.0 turbo
  212. I can't drive 55 (very far)
  213. Coolant Spuing
  214. Block Drain Plug- Coolant 4.6L
  215. Vacuum Harness????
  216. Piston Slapping site
  217. Help Again Bbobynski !! - Tranny Codes
  218. ? on buying a northstar engine
  219. Improve gas mileage with water??? Stupid or Scientific?
  220. Major head gasket problem
  221. 4.6 liters 300hp... 2.0 liters 200hp
  222. OBD II computer
  223. a question
  224. Oxytane?
  225. What Engines Can I Use???
  226. Oil getting sucked in through PCV Valve: Old Mechanic's Tale?!
  227. Fuel Rail Leak
  228. Rotten Egg
  229. '95 eldo TC fuel smell in cabin & hard-start
  230. can i use marvel mystery oil?
  231. Pros/cons Of Waterwetter For Northstar
  232. Over Heat Feature
  233. Torque Convertor Viscous?
  234. Can't find IP, TC, PZ, RS code info
  235. P056 easy fix
  236. Northstar misfire and backfire
  237. Throttle body size question, and HEADERS-where can I find some?????
  238. 93-94 wrist pin problems????
  239. Brand New Northstar Engine For $2500
  240. gunning cadillacs...was it NOT worth it? :-\
  241. Intake Assembly
  242. can 94 interchange with one another.
  243. Back fire in the induction system
  244. Caddy won't go into Overdrive Any ideas?
  245. Fastchip vs Superchip ...
  246. Coolant temp 250 is this too high? No warnings and fans on low?
  247. 0-60 specs: 95' N* impressive
  248. Swaping A From Y To 9
  249. need help
  250. 2000 Dts 60k Service?!?!?