: Northstar Engines and System Technical Discussion



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  1. p0300 Engine Misfire
  2. Need Some Feedback
  3. P0171 and P0174 codes: Intake leak?
  4. TC0073 ???? I have searched with not a REAL answer
  5. carbon on tailpipes, and why?
  6. are time serts asbsolutely necessary
  7. Replacing various parts
  8. new radiator
  9. N* HG Repair, Drop cradle or Pull engine?
  10. Cheap Mechanic in Des Moines?
  11. Cooling Fans NEED HELP.
  12. P094 = Tranny rebuilt?
  13. Problems with N* motor
  14. Considering used Northstar- need advice
  15. More Northstar head gasket questions...
  16. Help with two noises from '97 Northstar
  17. i need help on how to change my headgasket on my 99 seville sls
  18. Back Pressure in Cooling System?
  19. what is OBDII
  20. WANTED Time Sert Kit Rental
  21. **Update** Head gasket on 99 Deville
  22. '94 N* Touring coupe with PO37 code?
  23. Check Engine Codes, vibration
  24. 94 STS Won't accelerate w/o almost stalling the engine.
  25. broken coolant reservoir in my N*
  26. Water pump replacement
  27. 2000 N* is it safe to fill it with a non sinthetic oil?
  28. Sudden drop in fuel economy with AC on
  29. Lambo V12 similiar to N*?
  30. Timing chain tensioner tool
  31. Could a bad catalytic converter also decrease my gas mileage?
  32. Is DEX save for engines?
  33. still overheating
  34. Replaced your Power Steering Pump? Come on IN!!!
  35. 01Deville MISFIRE
  36. 99 N* Issue
  37. bad cylinder
  38. Think Northstar headgaskets are expensive??
  39. Coolant Smell after Shut Down?
  40. 00 DeVille check coolant level
  41. dyno #s
  42. Aurora N* questions
  43. Cheapest way to do HG's?????
  44. I found my leak, now i need help
  45. Is the N* overrated?
  46. Northstar crate or rebuild??
  47. Timesert pulled when torquing headbolts-What Now??
  48. I Need Cheap 97 insert kit
  49. 99 Deville over heating NOT HG I think
  50. 02/03 Alternator regulator
  51. 98 deville fluttering sound
  52. A/C Recharging Help
  53. 99 ELDO coolant level Question.
  54. Sign of upcoming headgasket problem?
  55. head bolts
  56. tachometer like a rollercoaster...
  57. overheating problem
  58. Northstar owner loosing faith
  59. Fuel Injector Problem I Think
  60. Transmission Fluid
  61. Alternator
  62. Coolant Loss and Overheating
  63. Harmonic Balancer. Dangerous?
  64. Someone please help, i need to know whats this part.
  65. Suspension compressor lube and NRV - help!
  66. Superchargers are here!
  67. 93 to 99 O/H assembly
  68. 93 to 99 Northstar dis-assembly and inspection
  69. RWD Northstar information
  70. 2000 to 2004 or 5 Northstar information
  71. 4.4L information
  72. Northstar "check coolant level" -- trying to understand basics
  73. Northstar head gaskets replaced -- a good thing?
  74. Head Bolt Torque Value?
  75. Biggest Question To All..
  76. Re-mounting PCM - Idea?
  77. Coolant use
  78. How to clean Piston Rings my way
  79. 4T80E 3.11 to 3.71 swap
  80. Differences in Northstars - '93-'97, also cheap head gasket fix...
  81. What weight and type oil to use?
  82. Rochester QJ and N* Throttlebodies
  83. Another coolant/radiator/headgasket question
  84. northstar shuts down
  85. Head Gasket or Something Else (Steamy Exhaust)
  86. Help with codes from DIC
  87. need N* casting/part#s for ID
  88. How do you pull injectors????
  89. Crank sensor and PCM History
  90. For you guys who have done a headgasket job on the 4.6
  91. Camshaft Pulley will not come off!!
  92. Volant - The long awaited very custom install (pics)
  93. Older (95) Northstar Re-Torque?
  94. Need Help DIC Warning Messages (w/Codes!)
  95. pricing Time Serts
  96. Second Head Gasket problem, 93 Eldorado
  97. '05 DeVille, Two Black Cam Covers?
  98. fuel system tune up?
  99. changing N* oil w/o lift
  100. N* teardown for successful timing on assembly
  101. Factory strut tower brace and "dogbones" - can i do better?
  102. 00 to 05 T-body Dimensions
  103. How bad am I getting screwed?
  104. 97' deville---new radiator but now losing engine oil
  105. In Need of Timersert
  106. I think it's the Tensioner
  107. Induction system and adhesives
  108. top speed
  109. 1997 cadillac devill d,elegance
  110. '95 SLS Rough Idle
  111. HELP! Code P1646.. Evaporative emission (EVAP) vent Solenoid Control Circuit
  112. NS300L Insert System, Anyone have these kind?
  113. Nitrous is Here!!
  114. Presidential Limo Breaks Down
  115. Surge Tank
  116. Need Help Guys 00 Northstar Coil Problem
  117. CHRFAB Intake Manifold
  118. Looked up codes but still confused
  119. Head gasket problem in '97 STS, looking for a new engine
  120. TCC codes P0741 & P1860 questions
  121. Transmission Swap
  122. 1997 STS problems
  123. O2 repair-Domino Effect-Need Help
  124. 98 STS engine swap -need a bit of help
  125. performance options
  126. separating motor and transaxle??
  127. cant fix hard hot start for the life of me
  128. Water Pump Replaced (99 Deville)
  129. 95 SLS n* timesert completed-special tool made!
  130. my magnaflow exhaus vid yes another
  131. Translate 96 Codes
  132. What percentage of Northstar engines have headgasket problems?
  133. Coolant
  134. Leaking Transmission Fluid
  135. intermittent random oil pressure light?
  136. Northstar average engine temp ?
  137. A Little "smoke" From The Back Of A 1993 N* Sts
  138. 99 Deville Check Engine Light
  139. N* Injectors?
  140. My 2001 STS' Repair History
  141. Magnaflow exhaust
  142. timings off
  143. High Idle + no Brake
  144. 2000 ElDorado Coach Builders LTD Hard Boot
  145. Serpentine Belt Shredded/radiator Has Leak Now
  146. Temp rise after giving it gas
  147. Timeserts good for the WOT tune-up?
  148. Prestone Extended Life Coolant - All Makes and Models
  149. any tips for inserting fuel injector back into fuel rail?
  150. Timsert Kit for sale unused, 1999/earlier N*
  151. Videoclip of new Exhaust (for those who missed my other thread)
  152. ok kinda noobish but give me a quick reply
  153. Mystery Grind in Transmission, Engine, Where?
  154. how long does it take to replace and install fuel injectors
  155. radiator
  156. The NEW Cat-Back is DONE! (kinda)
  157. where can I purchase a fuel injector remover tool?
  158. Oil (lots) in No. 2 cyl
  159. NEED HELP, T061, and S030 codes, have info but no solution
  160. Anyone got a Timesert Bigsert Kit?
  161. Time-Sert
  162. Name this part (again)
  163. Engine Overheat Brake Caliper??
  164. Blue smoke.
  165. Head Gasket Repair Questions
  166. Northstar Starting problems
  167. Torque Management VS Traction Control Reduced Torque
  168. 4T80E Modification
  169. electrical problem Northstar
  170. Intake full of sludge/Intake removal
  171. HP Tuners now offering V6 & V8 Tuning Systems
  172. Need help and advice on installing the new Northstar
  173. 94 eldo pcm code P083
  174. Northstar Powered MR2?
  175. A river runs through it - valve covers and PCV baffles
  176. put on magnaflow mufflers still quiet?
  177. 1997 Cadillac STS
  178. Whats tickin, good lookin?
  179. NorthStar Missing?
  180. Better mpg in the city with the traction control OFF?
  181. Moving Tapping Noise/Knocking Noises
  182. quick performance question
  183. 94 Sts Export Ecm
  184. where can i find the serial # on the v8 northstar 98
  185. Oil Pressure Problem (yeah another one...)
  186. GM EOS Asst Lube
  187. Northstar Oil Change Procedure
  188. N* No Start After Head gasket
  189. Tell me about dyno's please
  190. Engine oil cooler question
  191. Oil Cooler
  192. Question on a code....
  193. power max spark plug wire set
  194. Engine Power Circuit?
  195. some new oil information
  196. spark plugs and wires
  197. Shell Rotella T 10W-30 CJ-4/SM
  198. Question about varying coolant temp
  199. Question on Exhasut smoke/Chemical agent repair
  200. Blue/black Smoke only after Idle
  201. 94 SLS back cyls spark, don't fire, smoke
  202. Knocking On My Northstar Engine 96 STS Sevile
  203. How to defeat TC and maintain 1st gear
  204. Stay away from Guys Tire Buys in Staten Island NY
  205. 94 N* Fuel Problem. Need some Help !!
  206. coolant too hot
  207. N* 25 Lbs Pressure Blows Radiator Seal
  208. I got a present from summit racing today...
  209. Help! Stuck piston in n* I need help!
  210. thermostat
  211. Ok now This is getting CRAZY N* Problem
  212. N* Oil Cooler And/or Tranny Cooler
  213. water pump
  214. Broken Timeserts
  215. Northstar runs PERFECT THEN DIES
  216. N* Coolant Tough To Fill
  217. 94 - 95 n* motor tranny ecm 4 sale
  218. Does this stand to reason - Get your engineering degree ready
  219. What is timesert
  220. Track Results from Today!!
  221. cracked block
  222. My Northstar adventure is finally over...
  223. How hard is it to change the plugs on a N*
  224. Took the Caddy out Racin...now I want to mod
  225. JUST HIT 100k mi TONIGHT!!!
  226. 02 Deville Overheating
  227. NEED HELP gotta get engine buttoned up after install
  228. 2000 Cadillac STSi race car
  229. Team Northstar Le Mans Prototype race car
  230. Northstar Info Website
  231. '98 Eldorado codes
  232. Please help with codes>>>
  233. Stainless Fuel Rail Schrader Valve Size
  234. Shake on idle until throttle applied
  235. Does the aurora N* have the same issues?
  236. 93 MAP Sensor Shorted
  237. Nitrous Use on 96+ N* - got some ?'s
  238. 96 sts check engine light on but no codes
  239. '95 Eldorado Sputtering and Backfiring?
  240. 2000 Deville DTS engine codes, please help
  241. No start or spark
  242. New but still overheating
  243. Spark Plug Wires - Idea?
  244. rambling about intake - and porting/mod worklog
  245. Northstar question
  246. n* ?
  247. Chevron Delo 10W-30
  248. Buying a new Caddy - Advice?
  249. How late is too late for fuel rail recall
  250. N* Serial number