: Northstar Engines and System Technical Discussion



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