: Northstar Engines and System Technical Discussion



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  1. Fuel pressure at idle/WOT?
  2. oil spraying everywhere from headgasket
  3. Overwrite Obd1
  4. Compression Test
  5. Has anyone done a performance chip?
  6. Stuck in the middle??
  7. Bad Gas? - the reprecussions
  8. engine coolant tempature
  9. My NorthStar project....
  10. radiator coolant
  11. 4T80E shift kit??? and pro tech???
  12. Pontiac Northstar
  13. Spark Plug replacement
  14. Cat
  15. 94 STS with cruise & idle problem. Please help
  16. How Much Transmission Oil?
  17. How many Northstars
  18. DTS horsepower
  19. Infamous Northstar Oil Leak
  20. Decipher acronyms?
  21. Engine Coolant Tenperature
  22. Reapair Manual
  23. Time-sert Repair Kit
  24. Motor Mount Question
  25. Life after timeserts
  26. Northstar 320 hp crate motor
  27. Searching for the Northstar- Please Help
  28. Code P065 & uneven idle
  29. horsepower
  30. Passkey problems and Computer codes
  31. Crank pulley on 94 SLS
  32. Starter Problems
  33. Headgasket replace
  34. transmission is kidna ... odd?
  35. Code C1217 '99 Seville SLS
  36. Anyone ever put on glasspacks on a N*, or heard waht it sounds like?
  37. I'm smelling antifreeze but can't find it!!!
  38. Another Temp thread...
  39. 92 eldorado engine swap
  40. Changing Spark Plugs on Northstar?
  41. How do you check for codes???
  42. Now my deville is overheating !?!?!
  43. Well now that i am getting a free new exhaust...
  44. Transmission lurch
  45. Service Engine Soon
  46. chance to buy a N*.....
  47. Radiator leak on Seville Can it be repaired?
  48. Speed limiter & Tech II
  49. Where to find head bolts?
  50. Oil light comes on in an 98 Deville N*.
  51. Installed my Dynomax Turbo Mufflers
  52. ISC motor correct idling adjustment problem
  53. cooling system problems
  54. 96 eldorado
  55. Stock intake box modifications...
  56. Valve clatter at cold startup
  57. 93 sts w/97 n. s. fuel pump problem
  58. Code I052, Keep Alive Memory What is this? How to fix?
  59. Whats code tc0023?
  60. the shift solenoids
  61. Idler Pulley and Tensioner bolts
  62. So anybody around boston want to help out a fellow Caddy owner?
  63. Engine identification?
  64. wierd traction control problem!!!
  65. Performance Modifications
  66. Haynes manual
  67. Northstar with 120,000 miles ...any problems coming????
  68. Service Engine Soon..... ODBII codes
  69. bad block ?
  70. Where has my coolant gone ?
  71. Crank Position Sensor
  72. Removing EGR on northstar
  73. battery cable repair
  74. My 97 Head Gasket Problem
  75. Anthony Cipriano: Re. Your remarks on Olds Diesel Engine
  76. OBD1 PCM Output Section
  77. feul gauge
  78. 2001 Deville Overheating Problem
  79. 99 deville lifted head
  80. Replacing o2 sensor on a 97 deville
  81. IPC Overides
  82. Speed limit setting on 98 STS
  83. My first code.
  84. Delorean with a northstar.. & 94 Camaro... Links attached
  85. 94 SLS Air Conditioner
  86. hey guys..newbie with some questions!
  87. O-2 Trouble codes
  88. Cadillac Thermostat
  89. Engine Stall/ shut down
  90. Oil Weight Question
  91. Northstar fuel economy?
  92. Passenger climate control
  93. HELP, service emissions eystem
  94. Dipstick 95 SLS
  95. Help with part #?
  96. STS 95: Hard gear shift
  97. power steering pump replacement- ? special tool
  98. 1998 Deville With Hard Starting And A Slight Gas Odor
  99. 1998 Seville rear wheel speed sensor
  100. Fluid Evacuators
  101. Bolt size ?
  102. Proper Spark plug gap?
  103. Prgramming Keyless Entry Remote 98 Deville
  104. Factory Service manuals
  105. Reset codes
  106. 1997 to 2000 engine swap
  107. 96 sts shifter handle
  108. temp guage 97 sts
  109. Diagnostic Troubleshooting
  110. Badly Misfiring 97 STS
  111. Spun bearings in my '94 STS
  112. drain plugs in 97 sts block WHERE?
  113. Best Aftermarket add ons...?
  114. 96 Eldorado
  115. Northstar Pics Please
  116. dynomax exhaust
  117. i need help with codes b2710,b2780
  118. Can't Figure Out How To Set IPC Overides
  119. Northstar in VW Golf. Link Attached.
  120. anyone doing THIS with their N*?
  121. Air Intake Kits
  122. GMPT PV8 (Northstar) engine Cylinder Liner help...
  123. If I Dont Use Premium Unleaded Will It Ruin My 96STS
  124. In English, Please...
  125. error codes
  126. 98 STS Codes
  127. 1999 Deville , Code says convertor is not locking up
  128. 98 Sedan Deville-TRANS HOT-IDLE ENGINE
  129. How do I changes coolant hose
  130. Performance Air Intake Kits ?
  131. N2O in my '98 STS
  132. head gasket and maintainence
  133. 1996 Cadillac Seville running hot? (or not) help needed
  134. help! 2500 rpm idle
  135. I got the codes, now what?
  136. Evap Soleniod
  137. 94 Concours getting 13 MPG What could be wrong?
  138. pcv valve
  139. Oil Amount Debate, Do you put in 7.5 quarts or less at oil change?
  140. What is code p1645 mean
  141. Oil change and coolant
  142. CHanging the top-speed cut-out.
  143. how much extra HP will i get
  144. Used northstar
  145. 94 STS bogging and stalling?
  146. Overheating-head gaskets-screw it!!!
  147. ETC Crossover Leak
  148. Fuel Rail Recall Update
  149. Norstar governor
  150. 2005 Bonneville gets N*
  151. Fuel Rail Recall Missinformation
  152. Scan Tool Questions
  153. CARFAX (engine / car serial Numbers)
  154. Who has done a lot of mods to NS powered cars?
  155. Oxygen sensor problems
  156. All was fine until... hard cold start prob
  157. No orange light in Park, D, 2,1 in cluster on Concours?
  158. new 99 eng for 97 how much is different?
  159. 96 deville error codes P0147 and P0146, where do I look?
  160. po741 error shifting problem
  161. Leaking coolant
  162. Cat-back systems
  163. Throttle Body Cleaning
  164. coolant temp sensor
  165. carfaxing a used northstar
  166. Exhaust crossover
  167. 1994 sts 94K miles overheating
  168. Timesert kit for sale
  169. rough idle
  170. IPC lights ....out
  171. 96 sts transmission
  172. Fuel Rail Recall, just got the letter
  173. Changing That Water Pump Belt
  174. headgasket repairs
  175. Traction Control & a code.....
  176. newb looking for part numbers
  177. Solenoid/Valve Body/Trans Pan Pics!!!!!!!!
  178. Volant Air Intake
  179. Oil pressure check
  180. replacing my 96 northstar
  181. Where is it all?
  182. Will I suck her dry if....
  183. Shift Solenoid Kit Pics of Parts!!!!
  184. About to kick my caddy
  185. 98 STS Has DIC That Still Registers 100% Trans Fluid Life
  186. Northstar missing at idle
  187. Fuel Rail Leak on 98 Deville!!!
  188. Best Bar's Leak...C16 Liquid
  189. To replace or repair the n. star
  190. 97 Deville Question
  191. northstar extended warranty
  192. Noticeably Better Gas Mileage..On 10 yr old+ Engine!?
  193. Gas miles -- Standard DeVille vs DTS
  194. Changing out Fuel Rail??
  195. intake manifold bolt torque?
  196. Strange Things Happing
  197. Gas pedal click
  198. Starting to get rough idle
  199. Fixin' to pull the engine
  200. Head Gasket Leak : NO OVERHEAT with coolant supplement
  201. TPS replacement problem
  202. Fuel Leak
  203. Northstar transplant and electronics
  204. Best way to prevent an oil leak on N*?
  205. 180F or 195F Thermostat for 94 N*?
  206. Misfiring and Service Engine light
  207. Coils / Intermittent "missing" on my 99 STS
  208. Hey Hotrodelectric
  209. Northstar Expectancy
  210. Code P094 Shift A Solenoid Speed Sensor Where and what is it 94 Concours?
  211. Ac
  212. Apparent Coolant Leak Below Water Pump
  213. What makes the Headgaskets go so often on early N*s?
  214. Engine Service Soon light on but no codes??? 94 Concours
  215. Perfect exahust flow for 1999 STS?
  216. 94 N* Eldo - Thought was Head Gasket! WAS NOT! My experience!
  217. oil pressure or electrical problems?
  218. Starting Problem
  219. Coolant leak 94 Concours
  220. Bar's Leaks, block seal: Head Gasket Repair ???
  221. Starter problem with '97 STS
  222. Caddy Northstar LMP 4.0 turbo
  223. I can't drive 55 (very far)
  224. Coolant Spuing
  225. Block Drain Plug- Coolant 4.6L
  226. Vacuum Harness????
  227. Piston Slapping site
  228. Help Again Bbobynski !! - Tranny Codes
  229. ? on buying a northstar engine
  230. Improve gas mileage with water??? Stupid or Scientific?
  231. Major head gasket problem
  232. 4.6 liters 300hp... 2.0 liters 200hp
  233. OBD II computer
  234. a question
  235. Oxytane?
  236. What Engines Can I Use???
  237. Oil getting sucked in through PCV Valve: Old Mechanic's Tale?!
  238. Fuel Rail Leak
  239. Rotten Egg
  240. '95 eldo TC fuel smell in cabin & hard-start
  241. can i use marvel mystery oil?
  242. Pros/cons Of Waterwetter For Northstar
  243. Over Heat Feature
  244. Torque Convertor Viscous?
  245. Can't find IP, TC, PZ, RS code info
  246. P056 easy fix
  247. Northstar misfire and backfire
  248. Throttle body size question, and HEADERS-where can I find some?????
  249. 93-94 wrist pin problems????
  250. Brand New Northstar Engine For $2500