: 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. Bank 1, Bank 2 which is which
  2. Changed crankshaft position sensors, have oil leak.
  3. Can STS 2001 Northstar be converted to E85
  4. Setting timing on 96 STS
  5. Northstar headgasket repair parts
  6. Replacing Driver's Side Radiator Fan 1998 DeVille
  7. 2003 SLS -High idle and temperature after cleaning throttle body
  8. New Owner--1999 Deville - P0741
  9. 1997 Eldorado surge tank nipple cracked.
  10. New TPS now Code P085
  11. Vacuum leak
  12. Still Holding On to Bernadette... And don't Want to let go
  13. Oh so soft aluminum
  14. 98 DeVille Overheating, Coolant Leak
  15. 2000 ESC overheating
  16. Head Gasket Blown?
  17. LH2 heads on LD8 ?
  18. RE: Where is Coolant Purge Line?
  19. Engine cover gasket.
  20. 2000 northstar timing
  21. head gasket with engine in car still 99 sts
  22. Question about Northstar engines
  23. 2003 SLS Headgasket?
  24. Damaged block. Am I screwed?
  25. Blown Head Gasket ? - 1998 Northstar
  26. ECM Protocol for 2005 SRX with 4.6L LH2
  27. Can I drill the head studs holes deeper?
  28. HG in Fredericksburg, Virginia
  29. High Mile N* motors somehow cause catalytic converter failures? Need real experience
  30. 1998 DeVille/Northstar engine problems and head gasket fix
  31. P0300 code - Idle is perfectly smooth until engine warms up to 170 degrees
  32. Steel Seal? Yes or No
  33. 2003 Deville Headgasket & Cyl head time?
  34. Weird clicking noise on passenger side of motor by belt.
  35. Is it always the threads?
  36. 1998 Deville overheat ?
  37. '99 Plastic Fuel Rail
  38. Spark Plug & Wire Install - 1998 Deville misfires
  39. Performance camshafts for 2009 "STS" ?
  40. How To: 1998 DeVille Accessory Belt Tensioner Interference!
  41. 95 eldorado engine interchangeability
  42. transmission side pan removal
  43. 1998 DeVille: Reset Codes from Digital Panel
  44. 2004 Deville - ignition coil checks
  45. Overheating Issues 1997 STS
  46. Can a Bad Catalytic Converter Cause Overheating Problems?
  47. I'm back, after CCC studs installed two years ago a blown HG and loose stud WTH?
  48. Headgasket Repair Shops - Maryland
  49. 00+ Northstar Intake manifold...why so filthy inside?
  50. Super Star Studs...Anyone Ever Use Them?
  51. 1998 Deville Northstar head bolt hole repair ?
  52. Need info - Northstar engine rebuild/replace ?
  53. Head Gaskets?
  54. 1997 SLS Head Gasket Repair
  55. 2000 Deville Overheating
  56. Overheating problem - 1999 Deville
  57. 4T80E Transmission swapability
  58. 2002 Deville 220,000 miles. Want to change fuel pump.
  59. Eldorado strip times - Tuning thread
  60. 2001 DTS low oil pressure.
  61. 2003 DeVille oil pan gasket
  62. Longblock swap 2004 to 1995 4.6 FWD possible with 95 electronics?
  63. 94 Deville Concours - engine oil leak
  64. Sounds like a bearing loose - 1997 Deville
  65. Repair estimate quite high. 2000 Deville engine work
  66. Paging JoeTahoe
  67. What studs to get?
  68. Northstar in a Fiero?
  69. Overheating problem - Deville
  70. 1995 Deville ignition Coil Replacement
  71. 99 STS Head Gaskets going... Again
  72. 2000 ETC oil leak
  73. Low Oil Pressure and Coolant Temperature Messages On
  74. What kind of code reader?
  75. 99- and 00+ Interchangeability
  76. Strange banging noise - 2002 STS with Japanese-speaking DIC
  77. Tuneup - 1998 Northstar
  78. 03 Deville Motor mount R/I Hrs?
  79. 2004 Deville plenum replacement ?
  80. 1997 STS - Starting Issues and Rough Idle
  81. any help would be great tranny will not shift
  82. serpentine belt replacement
  83. Another overheating thread
  84. 2004 DHS - hard start, engine run problems
  85. Jake - Northstar Performance - your in-box is FULL -
  86. Arizona Northstar repair shop ?
  87. 98 Eldorado water cooled alternator doesn't charge when cold
  88. 1994 Eldorado - coolant leaks
  89. Coppery substance in coolant?
  90. problem with torque converter bolts
  91. 1999 Deville 4.6 Base misfire code
  92. Pre 2000 Northstar Crankshaft Position Sensors
  93. Replacing Coolant Crossover
  94. cooling system seal tablet
  95. 2002 STS Coolant Crossover Gaskets
  96. head gasket
  97. Suprise... Headgaskets
  98. Cost to replace oil pan gasket?
  99. Need help - considering a Northstar build for an ElCamino
  100. Dipstick reading
  101. North Star head bolt problem
  102. Spark plugs - 1997 Y Northstar
  103. first Cadillac questons about Northstar
  104. Head Bolt/stud question
  105. Just bought a 1995 Eldorado..was wondering what I should be looking at for maintenane
  106. 1999 SLS - apparent overheating ?
  107. Engine tap
  108. Compression And Leak Down Results.....Cam/Valve Timing Observation Discussion
  109. Why at the beginning of fuel rail and not end?
  110. 1999 DeVille coolant leak
  111. '97-won't start (fire)
  112. My Grandmothers Friend's 2000 STS has Misfire. She has a question
  113. P0507 Idle speed high after engine removal
  114. Engine block identification
  115. Cylinder Head Problems - 2005 DTS
  116. '99 Northstar head bolt torque values
  117. 1996 Deville - no fuel at the rail
  118. 2003 Deville idle air control valve
  119. 2000 Deville - dead batteries, no crank
  120. Engine cradle pulling down...
  121. 1996 Concours Oxygen Sensors
  122. 2000 - 2004 PCV piping question
  123. Help with a possible head gasket issue...2002 SLS
  124. Northstar 2001 Head Gasket Repair - Charlotte, North Carolina
  125. Northstar Engine Problems, were they ever corrected in production by GM??
  126. Anyone Ever Use A Company In Jersey Called Top Line Auto Care
  127. surge tank cap pressure
  128. Heater Pipe Adapter Part #?
  129. What Is This Gasket
  130. Northstar fuel fouling on Bank 2 good on Bank 1
  131. Thought I'd never buy another Northstar but...
  132. 2002 DTS transmission codes P 1860, P 0741
  133. Head gasket replacement
  134. Introduction - 1997 SLS with problems
  135. engine swap 2004 to a 1997 deville
  136. Northstar Engine Build Center, Batavia, NY - Northstar Performance LLC
  137. Snapped Main Bearing Bolts
  138. Head gasket question
  139. '97 DeVille NorthStar location of oil pressure switch?
  140. 2005 STS - Northstar longevity
  141. Cam Removal
  142. 2002 STS More Horsepower (Solid & Safe)
  143. Manifold over pressure valve - 1996 Northstar
  144. 2005 Deville 48k mi rough idle in morning. Thinking it could be HG issue.
  145. Not ready to give up - 1997 VIN Y Deville engine work
  146. 1999 STS Losing Coolant Possible Head Gasket
  147. Northstar wine
  148. Northstar Performance - officially offering custom PCM tuning January 2015
  149. Fuel rail and injector work on 2002 Deville
  150. Northstar VIN 9 - 2002 - engine exhaust work
  151. oil in coolant-'99 deville
  152. Northstar using excessive oil
  153. 2002 Deville AIR pump cover replacement
  154. 2002 Northstar VIN Y>9 cam swap and P/N questions - cam TSB
  155. 97 deville Help with rear coolant leak
  156. Boost and engine management - 1997 Eldorado base
  157. Cam cover bolts loose
  158. Possible HG leak in '01 SLS
  159. Upper front coolant pipe- 2000 ESC
  160. Northstar Motor Swap - 2008 into 2001 car
  161. Weird oil leak - 2002 Deville
  162. 02 Deville base different color valve covers?
  163. Northstar flexplate bolt circle question
  164. LH2 swap into another car ; questions about the northstar and computer
  165. Northstar rebuild 01 eldo
  166. No acceleration... 2003 Deville
  167. 2000 Deville misfire cylinders 1 and 2
  168. Should this come off easily?
  169. Northstar exercise and driving style
  170. 2003 Deville starter motor location
  171. 1993 4.6L Northstar engine swap into hotrod project.
  172. Whining noise at startup - 2001 Eldorado
  173. Rough idle 99'
  174. Installing a crank kit in a 99 sls
  175. very quick temp spike then normal
  176. $150 made $1,000 worth of difference
  177. Question & Video of movement in secondary cam chain
  178. 1994 SLS no-start problems
  179. What is a good operating temperature?
  180. P0336 -Crankshaft Position Sensor 'A'
  181. How to tell which valve lash adjuster is faulty.
  182. Time for HG repair
  183. icm (ignition control module) problem keeps going out
  184. How to know if you have already entered some inserts in my engine?
  185. 2000 Northstar Strange Starter Issue?
  186. 99 Northstar rebuild questions
  187. Northstars sorted out yet?
  188. 4.6 white smoke issue
  189. Northstar and a turbo
  190. 2003 Deville misfire when warm
  191. 02 Deville 90k - low idle
  192. Need bolt torque specs: Flywheel, Torque Converter, Trans bolts.
  193. All of a sudden 2003 Deville developed a miss
  194. Northstar swap wiring harness question
  195. Please post a State & City guide to Northstar Head Gasket repair shops that you know
  196. replacing the oil pan in a 2000 deville
  197. Northstar - AIR valves ?
  198. 1994 N* Fuel Pressure Regulator
  199. New Northstar Engines
  200. Timing Chain Guide Adapt - 98+ to the old style engines
  201. 97' ETC check engine gives all O2 codes
  202. Northstar Overhaul Shop near Southern Maine, NH or MA
  203. Finished Replacement Front Engine Mount
  204. Studs officially shipping from the USA - thanks to JoeTahoe
  205. what to check when buying a northstar?
  206. Can I run 40W or 50w OIL on my NORTHSTAR 4.6? I live in very HOT WEATHER
  207. How to check for Hydrolock?
  208. 1999 Deville smokes at idle
  209. 2002 Deville - Knock sensor ?
  210. 96 Deville - Misfire on #8
  211. MAP sensor location critical ?
  212. 93-94 Northstar Water Pump Tensioner
  213. Please post recommended Northstar Repair Shops in Florida
  214. Cradle won't drop on 98 STS
  215. Replaced old radiator due to crack, overheats with new radiator.. PLEASE HELP
  216. 4 Bad Headgaskets
  217. What is involved in swapping a 93 Edo vin9 with a 95 viny (is it doable) ?????
  218. Swap Nightmare
  219. 2000 Deville possible overheat
  220. EVAP code P 0442
  221. Deville Northtar engine swap and PCM problems
  222. 04 Deville - engine upgrades
  223. 2001 Deville: Won't stay running while in drive
  224. Nortstar engine removal.
  225. Engine overheat and oil in coolant - 2001 STS
  226. What do you like about your Northstar powered vehicle?
  227. Is it possible to remove the cams and keep the timing chain tensioner in place?
  228. Low coolant sensor
  229. 1999 STS leaking coolant
  230. My story: HG headgasket failure
  231. LH2 Swap - Issue starting
  232. Oil/coolant mixing
  233. Throttle Position Sensor relearn ??
  234. 2000 & up Seville air intake resonator
  235. 2001 Seville engine overhaul questions
  236. 2000 Deville Fuel Pressure Specs
  237. 2002 Deville rough idle
  238. 99 eldorado 02 sensors
  239. Oil Pressure Sending Unit - SRX
  240. P0308 #8 Misfire issue... Replaced a lot, still have issue
  241. 99 STS hard cold start. No codes, fpr tests ok and fuel is 44 psi running
  242. A method to remove Crankshaft bolt without locking the flywheel or using the starter.
  243. 2002 Deville AIR pump Vacuum line Routing
  244. 1999 Deville Headgasket - head job or total overhaul ?
  245. 2001 deville engine making kocking noise
  246. 2002 Deville Overheating after Thermostat replacement
  247. Water pump drive pulley
  248. Special tool for Northstar water pump drive pulley
  249. Reliability of 2005 and beyond Northstar-powered cars
  250. Harmonic Balancer Torque