: Northstar Engines and System Technical Discussion



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  1. 2000 N* is it safe to fill it with a non sinthetic oil?
  2. Sudden drop in fuel economy with AC on
  3. Lambo V12 similiar to N*?
  4. Timing chain tensioner tool
  5. Could a bad catalytic converter also decrease my gas mileage?
  6. Is DEX save for engines?
  7. still overheating
  8. Replaced your Power Steering Pump? Come on IN!!!
  9. 01Deville MISFIRE
  10. 99 N* Issue
  11. bad cylinder
  12. Think Northstar headgaskets are expensive??
  13. Coolant Smell after Shut Down?
  14. 00 DeVille check coolant level
  15. dyno #s
  16. Aurora N* questions
  17. Cheapest way to do HG's?????
  18. I found my leak, now i need help
  19. Is the N* overrated?
  20. Northstar crate or rebuild??
  21. Timesert pulled when torquing headbolts-What Now??
  22. I Need Cheap 97 insert kit
  23. 99 Deville over heating NOT HG I think
  24. 02/03 Alternator regulator
  25. 98 deville fluttering sound
  26. A/C Recharging Help
  27. 99 ELDO coolant level Question.
  28. Sign of upcoming headgasket problem?
  29. head bolts
  30. tachometer like a rollercoaster...
  31. overheating problem
  32. Northstar owner loosing faith
  33. Fuel Injector Problem I Think
  34. Transmission Fluid
  35. Alternator
  36. Coolant Loss and Overheating
  37. Harmonic Balancer. Dangerous?
  38. Someone please help, i need to know whats this part.
  39. Suspension compressor lube and NRV - help!
  40. Superchargers are here!
  41. 93 to 99 O/H assembly
  42. 93 to 99 Northstar dis-assembly and inspection
  43. RWD Northstar information
  44. 2000 to 2004 or 5 Northstar information
  45. 4.4L information
  46. Northstar "check coolant level" -- trying to understand basics
  47. Northstar head gaskets replaced -- a good thing?
  48. Head Bolt Torque Value?
  49. Biggest Question To All..
  50. Re-mounting PCM - Idea?
  51. Coolant use
  52. How to clean Piston Rings my way
  53. 4T80E 3.11 to 3.71 swap
  54. Differences in Northstars - '93-'97, also cheap head gasket fix...
  55. What weight and type oil to use?
  56. Rochester QJ and N* Throttlebodies
  57. Another coolant/radiator/headgasket question
  58. northstar shuts down
  59. Head Gasket or Something Else (Steamy Exhaust)
  60. Help with codes from DIC
  61. need N* casting/part#s for ID
  62. How do you pull injectors????
  63. Crank sensor and PCM History
  64. For you guys who have done a headgasket job on the 4.6
  65. Camshaft Pulley will not come off!!
  66. Volant - The long awaited very custom install (pics)
  67. Older (95) Northstar Re-Torque?
  68. Need Help DIC Warning Messages (w/Codes!)
  69. pricing Time Serts
  70. Second Head Gasket problem, 93 Eldorado
  71. '05 DeVille, Two Black Cam Covers?
  72. fuel system tune up?
  73. changing N* oil w/o lift
  74. N* teardown for successful timing on assembly
  75. Factory strut tower brace and "dogbones" - can i do better?
  76. 00 to 05 T-body Dimensions
  77. How bad am I getting screwed?
  78. 97' deville---new radiator but now losing engine oil
  79. In Need of Timersert
  80. I think it's the Tensioner
  81. Induction system and adhesives
  82. top speed
  83. 1997 cadillac devill d,elegance
  84. '95 SLS Rough Idle
  85. HELP! Code P1646.. Evaporative emission (EVAP) vent Solenoid Control Circuit
  86. NS300L Insert System, Anyone have these kind?
  87. Nitrous is Here!!
  88. Presidential Limo Breaks Down
  89. Surge Tank
  90. Need Help Guys 00 Northstar Coil Problem
  91. CHRFAB Intake Manifold
  92. Looked up codes but still confused
  93. Head gasket problem in '97 STS, looking for a new engine
  94. TCC codes P0741 & P1860 questions
  95. Transmission Swap
  96. 1997 STS problems
  97. O2 repair-Domino Effect-Need Help
  98. 2004 Northstar - Tapping Noise, Lifter Or Timing Chain?
  99. 98 STS engine swap -need a bit of help
  100. performance options
  101. separating motor and transaxle??
  102. cant fix hard hot start for the life of me
  103. Water Pump Replaced (99 Deville)
  104. 95 SLS n* timesert completed-special tool made!
  105. my magnaflow exhaus vid yes another
  106. Translate 96 Codes
  107. What percentage of Northstar engines have headgasket problems?
  108. Coolant
  109. Leaking Transmission Fluid
  110. intermittent random oil pressure light?
  111. Northstar average engine temp ?
  112. A Little "smoke" From The Back Of A 1993 N* Sts
  113. 99 Deville Check Engine Light
  114. N* Injectors?
  115. My 2001 STS' Repair History
  116. Magnaflow exhaust
  117. timings off
  118. High Idle + no Brake
  119. 2000 ElDorado Coach Builders LTD Hard Boot
  120. Serpentine Belt Shredded/radiator Has Leak Now
  121. Temp rise after giving it gas
  122. Timeserts good for the WOT tune-up?
  123. Prestone Extended Life Coolant - All Makes and Models
  124. any tips for inserting fuel injector back into fuel rail?
  125. Timsert Kit for sale unused, 1999/earlier N*
  126. Videoclip of new Exhaust (for those who missed my other thread)
  127. ok kinda noobish but give me a quick reply
  128. Mystery Grind in Transmission, Engine, Where?
  129. how long does it take to replace and install fuel injectors
  130. radiator
  131. The NEW Cat-Back is DONE! (kinda)
  132. where can I purchase a fuel injector remover tool?
  133. Oil (lots) in No. 2 cyl
  134. NEED HELP, T061, and S030 codes, have info but no solution
  135. Anyone got a Timesert Bigsert Kit?
  136. Time-Sert
  137. Name this part (again)
  138. Engine Overheat Brake Caliper??
  139. Blue smoke.
  140. Head Gasket Repair Questions
  141. Northstar Starting problems
  142. Torque Management VS Traction Control Reduced Torque
  143. 4T80E Modification
  144. electrical problem Northstar
  145. Intake full of sludge/Intake removal
  146. HP Tuners now offering V6 & V8 Tuning Systems
  147. Need help and advice on installing the new Northstar
  148. 94 eldo pcm code P083
  149. Northstar Powered MR2?
  150. A river runs through it - valve covers and PCV baffles
  151. put on magnaflow mufflers still quiet?
  152. 1997 Cadillac STS
  153. Whats tickin, good lookin?
  154. NorthStar Missing?
  155. Better mpg in the city with the traction control OFF?
  156. Moving Tapping Noise/Knocking Noises
  157. quick performance question
  158. 94 Sts Export Ecm
  159. where can i find the serial # on the v8 northstar 98
  160. Oil Pressure Problem (yeah another one...)
  161. GM EOS Asst Lube
  162. Northstar Oil Change Procedure
  163. N* No Start After Head gasket
  164. Tell me about dyno's please
  165. Engine oil cooler question
  166. Oil Cooler
  167. Question on a code....
  168. power max spark plug wire set
  169. Engine Power Circuit?
  170. some new oil information
  171. spark plugs and wires
  172. Shell Rotella T 10W-30 CJ-4/SM
  173. Question about varying coolant temp
  174. Question on Exhasut smoke/Chemical agent repair
  175. Blue/black Smoke only after Idle
  176. 94 SLS back cyls spark, don't fire, smoke
  177. Knocking On My Northstar Engine 96 STS Sevile
  178. How to defeat TC and maintain 1st gear
  179. Stay away from Guys Tire Buys in Staten Island NY
  180. 94 N* Fuel Problem. Need some Help !!
  181. coolant too hot
  182. N* 25 Lbs Pressure Blows Radiator Seal
  183. I got a present from summit racing today...
  184. Help! Stuck piston in n* I need help!
  185. thermostat
  186. Ok now This is getting CRAZY N* Problem
  187. N* Oil Cooler And/or Tranny Cooler
  188. water pump
  189. Broken Timeserts
  190. Northstar runs PERFECT THEN DIES
  191. N* Coolant Tough To Fill
  192. 94 - 95 n* motor tranny ecm 4 sale
  193. Does this stand to reason - Get your engineering degree ready
  194. What is timesert
  195. Track Results from Today!!
  196. cracked block
  197. My Northstar adventure is finally over...
  198. How hard is it to change the plugs on a N*
  199. Took the Caddy out Racin...now I want to mod
  200. JUST HIT 100k mi TONIGHT!!!
  201. 02 Deville Overheating
  202. NEED HELP gotta get engine buttoned up after install
  203. 2000 Cadillac STSi race car
  204. Team Northstar Le Mans Prototype race car
  205. Northstar Info Website
  206. '98 Eldorado codes
  207. Please help with codes>>>
  208. Stainless Fuel Rail Schrader Valve Size
  209. Shake on idle until throttle applied
  210. Does the aurora N* have the same issues?
  211. 93 MAP Sensor Shorted
  212. Nitrous Use on 96+ N* - got some ?'s
  213. 96 sts check engine light on but no codes
  214. '95 Eldorado Sputtering and Backfiring?
  215. 2000 Deville DTS engine codes, please help
  216. No start or spark
  217. New but still overheating
  218. Spark Plug Wires - Idea?
  219. rambling about intake - and porting/mod worklog
  220. Northstar question
  221. n* ?
  222. Chevron Delo 10W-30
  223. Buying a new Caddy - Advice?
  224. How late is too late for fuel rail recall
  225. N* Serial number
  226. Has anyone done a TC in a N* car?
  227. A\C Trouble
  228. BigSert Kit
  229. Cooling System Question
  230. Alternator Cooling
  231. Service Stability System On & ABS light
  232. Which codes....?
  233. G-Northstar Intake Plug
  234. Anybody here have Dynomax Super Turbos on your Northstar?
  235. Head gasket poll... please check in.
  236. Po172 & Po174 Fixed 2001 Dts
  237. northstars in general
  238. Anyone actually done a head gasket in car
  239. Conversion to LSx Throttle body
  240. intake/TB interchange question!
  241. Aftermarket Replacement Ignition Coils? Step in!
  242. 1995 SLS cranking but not starting, code p035
  243. Torque Converter while the trans is out
  244. Doing a half case reseal myself?
  245. how to fix these two code problems?
  246. 99 to 96 swap question
  247. Torque Converter Clutch (P 0741 TCC stuck off)
  248. aftermarket (granatelli/other) Mass Air Sensors?
  249. For those STILL interested in BORED TB's!
  250. N* in Corvette?