: Northstar Engines and System Technical Discussion



Pages : 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 [16] 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34

  1. Code Question
  2. sluggish n* in a 96 eldo
  3. 03 4.6 Loud engine knock caused by roller rockers
  4. I did the intake and exhaust and no difference
  5. looking at a scangauge 2 / question about pulling codes
  6. starter gives a single click
  7. PCM Data, PD42 Octane?
  8. Made the switch to Rotella...
  9. Crank seal replacement cost??
  10. Headlight problem!
  11. 99 STS blown head gasket. what to do??
  12. Turning off Injectors = Save fuel?
  13. A/C Question
  14. Two pricing question
  15. 1995 STS Performance ?
  16. I052 Code + Stalling + Instrument Panel Reset
  17. Oil pressure Sending Unit
  18. P/S pump leak
  19. Oil Leak
  20. "Low Refrigerant" & "A/C Compressor Off" B1348
  21. 95 Deville Concours performance
  22. '03 STS making turbine-like sound for 5-10 secs on cold start. Any ideas?
  23. new exhaust with #s
  24. Main bearing Torque Values? '94 4.6L SLS
  25. What tools needed to replace idle control motor on N*?
  26. Sooty Stalling 98 Deville
  27. New N* Owner - What to look for?
  28. Will the REAL Dexcool Please Stand Up?
  29. Rustling noise and loss of power
  30. Mass air flow sensor Help please
  31. oil cooler
  32. Engine just dies
  33. Swapping Engine To A Non-Northstar
  34. I have a little oil in the spark plug wells, anything to worry about?
  35. setting timing
  36. How about a Northstar Survival Guide
  37. what color is dexcool?
  38. Engine revving on its own
  39. Northstar remanufactured engine source
  40. "If it wasn't for bad luck....you know the rest
  41. Hitting 150k or more, is it realistic on my car?
  42. Time-Sert
  43. Bouncing Idle, new sparkplugs and oil after seafoam or TEC?
  44. front motor mount
  45. Is it Normal to Leak????
  46. Power steering leak
  47. 99 Northstar burning coolant somewhere!
  48. Data loging with performance monitoring and measuring devices
  49. Help With My 99' N* Hg Job
  50. Low oil pressure warning
  51. engine-trans bolts
  52. Valve Train Ticking
  53. What peformance chip is better for 02 dts?
  54. Wrong headbolts
  55. Changing HG, will heads be ok?
  56. N* Stock Internals
  57. Oil missing from pan
  58. 93-99 Dis ????
  59. So, i just talked to one of the engineers at GM that worked on the northstar
  60. 02 deville spark plug replacement
  61. Finding New Mechanic: Questions to Ask
  62. Myth!!!!! Octane 99 and prior VS 00+
  63. Interesting problem - highway stalling
  64. just installed alternator, NOW WHAT!
  65. How much horsepower in 1997 Professional Chassis (Limo)?
  66. A\C Question!!!!!!!!!!!!!!
  67. How to get out cylinder head alignment bushings???
  68. Tim Allens 400HP naturally asp. N*
  69. cracked engine block
  70. 1997 DeVille Head Gasket Repair
  71. Solid Motor Mount?
  72. lower motor mount
  73. low oil pressure / battery no charge on DIC
  74. '98 STS Camshaft
  75. 05 DTS Northstar fuel economy
  76. Leaking Head Gaskets & Extended Warranty
  77. p1375 icm 24x reference voltage too high and p1350 ignition control system
  78. 00 deville cylinder #4
  79. Northstar overheating causes
  80. locating dowels
  81. 00 deville P0300
  82. Changing spark plugs on a Northstar
  83. can't find anyone who knows the answer
  84. 94 sts strange issue
  85. 30,000 mile service
  86. 98 sts bogging and backfiring
  87. symptoms and cuases of headgasket
  88. 2007 Northstar VIN A PCM Pinouts
  89. Interesting Observation with Volant.
  90. Suggest new catorgory"Northstar Tuning"
  91. Question about Dexcool for the Northstar 4.6
  92. 99 STS in Distress
  93. p0300 Engine Misfire
  94. Need Some Feedback
  95. P0171 and P0174 codes: Intake leak?
  96. TC0073 ???? I have searched with not a REAL answer
  97. carbon on tailpipes, and why?
  98. are time serts asbsolutely necessary
  99. Replacing various parts
  100. new radiator
  101. N* HG Repair, Drop cradle or Pull engine?
  102. Cheap Mechanic in Des Moines?
  103. Cooling Fans NEED HELP.
  104. P094 = Tranny rebuilt?
  105. Problems with N* motor
  106. Considering used Northstar- need advice
  107. More Northstar head gasket questions...
  108. Help with two noises from '97 Northstar
  109. i need help on how to change my headgasket on my 99 seville sls
  110. Back Pressure in Cooling System?
  111. what is OBDII
  112. WANTED Time Sert Kit Rental
  113. **Update** Head gasket on 99 Deville
  114. '94 N* Touring coupe with PO37 code?
  115. Check Engine Codes, vibration
  116. 94 STS Won't accelerate w/o almost stalling the engine.
  117. broken coolant reservoir in my N*
  118. Water pump replacement
  119. 2000 N* is it safe to fill it with a non sinthetic oil?
  120. Sudden drop in fuel economy with AC on
  121. Lambo V12 similiar to N*?
  122. Timing chain tensioner tool
  123. Could a bad catalytic converter also decrease my gas mileage?
  124. Is DEX save for engines?
  125. still overheating
  126. Replaced your Power Steering Pump? Come on IN!!!
  127. 01Deville MISFIRE
  128. 99 N* Issue
  129. bad cylinder
  130. Think Northstar headgaskets are expensive??
  131. Coolant Smell after Shut Down?
  132. 00 DeVille check coolant level
  133. dyno #s
  134. Aurora N* questions
  135. Cheapest way to do HG's?????
  136. I found my leak, now i need help
  137. Is the N* overrated?
  138. Northstar crate or rebuild??
  139. Timesert pulled when torquing headbolts-What Now??
  140. I Need Cheap 97 insert kit
  141. 99 Deville over heating NOT HG I think
  142. 02/03 Alternator regulator
  143. 98 deville fluttering sound
  144. A/C Recharging Help
  145. 99 ELDO coolant level Question.
  146. Sign of upcoming headgasket problem?
  147. head bolts
  148. tachometer like a rollercoaster...
  149. overheating problem
  150. Northstar owner loosing faith
  151. Fuel Injector Problem I Think
  152. Transmission Fluid
  153. Alternator
  154. Coolant Loss and Overheating
  155. Harmonic Balancer. Dangerous?
  156. Someone please help, i need to know whats this part.
  157. Suspension compressor lube and NRV - help!
  158. Superchargers are here!
  159. 93 to 99 O/H assembly
  160. 93 to 99 Northstar dis-assembly and inspection
  161. RWD Northstar information
  162. 2000 to 2004 or 5 Northstar information
  163. 4.4L information
  164. Northstar "check coolant level" -- trying to understand basics
  165. Northstar head gaskets replaced -- a good thing?
  166. Head Bolt Torque Value?
  167. Biggest Question To All..
  168. Re-mounting PCM - Idea?
  169. Coolant use
  170. How to clean Piston Rings my way
  171. 4T80E 3.11 to 3.71 swap
  172. Differences in Northstars - '93-'97, also cheap head gasket fix...
  173. What weight and type oil to use?
  174. Rochester QJ and N* Throttlebodies
  175. Another coolant/radiator/headgasket question
  176. northstar shuts down
  177. Head Gasket or Something Else (Steamy Exhaust)
  178. Help with codes from DIC
  179. need N* casting/part#s for ID
  180. How do you pull injectors????
  181. Crank sensor and PCM History
  182. For you guys who have done a headgasket job on the 4.6
  183. Camshaft Pulley will not come off!!
  184. Volant - The long awaited very custom install (pics)
  185. Older (95) Northstar Re-Torque?
  186. Need Help DIC Warning Messages (w/Codes!)
  187. pricing Time Serts
  188. Second Head Gasket problem, 93 Eldorado
  189. '05 DeVille, Two Black Cam Covers?
  190. fuel system tune up?
  191. changing N* oil w/o lift
  192. N* teardown for successful timing on assembly
  193. Factory strut tower brace and "dogbones" - can i do better?
  194. 00 to 05 T-body Dimensions
  195. How bad am I getting screwed?
  196. 97' deville---new radiator but now losing engine oil
  197. In Need of Timersert
  198. I think it's the Tensioner
  199. Induction system and adhesives
  200. top speed
  201. 1997 cadillac devill d,elegance
  202. '95 SLS Rough Idle
  203. HELP! Code P1646.. Evaporative emission (EVAP) vent Solenoid Control Circuit
  204. NS300L Insert System, Anyone have these kind?
  205. Nitrous is Here!!
  206. Presidential Limo Breaks Down
  207. Surge Tank
  208. Need Help Guys 00 Northstar Coil Problem
  209. CHRFAB Intake Manifold
  210. Looked up codes but still confused
  211. Head gasket problem in '97 STS, looking for a new engine
  212. TCC codes P0741 & P1860 questions
  213. Transmission Swap
  214. 1997 STS problems
  215. O2 repair-Domino Effect-Need Help
  216. 2004 Northstar - Tapping Noise, Lifter Or Timing Chain?
  217. 98 STS engine swap -need a bit of help
  218. performance options
  219. separating motor and transaxle??
  220. cant fix hard hot start for the life of me
  221. Water Pump Replaced (99 Deville)
  222. 95 SLS n* timesert completed-special tool made!
  223. my magnaflow exhaus vid yes another
  224. Translate 96 Codes
  225. What percentage of Northstar engines have headgasket problems?
  226. Coolant
  227. Leaking Transmission Fluid
  228. intermittent random oil pressure light?
  229. Northstar average engine temp ?
  230. A Little "smoke" From The Back Of A 1993 N* Sts
  231. 99 Deville Check Engine Light
  232. N* Injectors?
  233. My 2001 STS' Repair History
  234. Magnaflow exhaust
  235. timings off
  236. High Idle + no Brake
  237. 2000 ElDorado Coach Builders LTD Hard Boot
  238. Serpentine Belt Shredded/radiator Has Leak Now
  239. Temp rise after giving it gas
  240. Timeserts good for the WOT tune-up?
  241. Prestone Extended Life Coolant - All Makes and Models
  242. any tips for inserting fuel injector back into fuel rail?
  243. Timsert Kit for sale unused, 1999/earlier N*
  244. Videoclip of new Exhaust (for those who missed my other thread)
  245. ok kinda noobish but give me a quick reply
  246. Mystery Grind in Transmission, Engine, Where?
  247. how long does it take to replace and install fuel injectors
  248. radiator
  249. The NEW Cat-Back is DONE! (kinda)
  250. where can I purchase a fuel injector remover tool?