: Northstar Engines and System Technical Discussion



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  1. oil pump spacer driver
  2. 2000 and up N* engines?
  3. 94 Eldorado 4T80E No Forward Gears After Shift Solenoid Change
  4. anyone MARRYYLANNDD??????
  5. Better Mileage out of LD8 Northstar
  6. Service Emissions system message
  7. 2002 Deville Multiple codes, rough idle, surging at high RPM
  8. Interesting oil info
  9. Fuel Filter location 95 deville concours 4.6
  10. 95 Deville Concours 4.6 bucking while in gear and AC compressor on
  11. threading for norms inserts
  12. 95 deville 4.6 northstar ISC clicking
  13. Setting timing on 1999 STS after HG repair
  14. 96 Deville Problems
  15. Whats the deal with my o2 sensors
  16. 2000STS oil pan problems
  17. oil smells like gas low oil pressure
  18. Idles strangely when turning heat/ blower switch "on"
  19. OBDii USB scanner
  20. Last post, race car blew up
  21. Long Hard Starts
  22. 2000 Deville DTS upgrades
  23. What the heck is it?
  24. Purge line???
  25. Ideal IAT Sensor Conditions
  26. overheating issue
  27. Engines To Ship to USA via UPS - FINALLY ALL SET UP!
  28. After 17 years, GM is bidding farewell to the once groundbreaking NORTHSTAR
  29. Supercharger like whistle?
  30. 98 deville BlownHead Gasket???
  31. Cooling question I know Another one
  32. chocolate
  33. Damm leaking half seal, what about lucas?
  34. 2000 Cadillac Deville Speedo Problems!
  35. water pump pulley
  36. 01 deville just bought a lemon?
  37. 1999 STS V8 Northstar Engine Misfire / Smoke
  38. 99 Deville starting idle issue
  39. P1376, P0340, I'm desperate...
  40. A rep from General Motors is coming to my shop tomorrow!
  41. Reluctor wheel clocking?
  42. Combo electrical/fuel problem in race car
  43. head dowels
  44. peanut butter in coolant resevoir
  45. 96 STS P0171 & P0174 Code
  46. Battery or alternator
  47. I think my HGs are gone
  48. Please help need to finish tomorrow i am begging
  49. Have to swap engine and tranny in 2000 DHS
  50. I need two exhaust cams and 8 buckets for a 99
  51. 01 DTS running lean codes 0171, 0174 what to look for?
  52. 2000 deville dts rip
  53. 2002 STS RPM Limited... Airflow Sensor Issue or other?
  54. Is power steering and transmission fluid the same in a 94 seville
  55. Customer Paranoia with temp guage - need input from other members-
  56. oil in head bolt hole
  57. Exhaust leaks at Y-pipe to exhaust manifold and front ex. manifold to crossover pipe
  58. 5k rpm limit in 1st gear?
  59. Do I need a new crankshaft? :( pic inside
  60. Painting valve covers
  61. Another CRACKED 2000 block
  62. curious why,PCV vents different?
  63. Emissions Test: It's ok to burn oil eh?
  64. New owner of 99 Deville, avg. temp question
  65. Ac delco pf61e oil filter
  66. Bearings
  67. 94 and 95 intake different?
  68. Had Coolant Flush/Fill done at shop, - now a question
  69. 1994 seville STALLING.
  70. Drilling out the block
  71. Why won't tranny separate
  72. Cylinder head torque?
  73. Victor Reinz Headgasket kits
  74. slight engine miss
  75. Gapless Piston Rings
  76. Please Help!!! I am baffeled
  77. Anyone need a 00+ motor?
  78. Got gaskets?
  79. Head bolt reuse? thread sealer
  80. What - 99 STS No EGR passage ways?
  81. Northstar 8-6-4 Technology, Did it Ever Exist?
  82. 99 STS Cylinder head different than 97 STS Cylinder head (alternator bolt holes)
  83. Having trouble locating o2 sensors
  84. Oil Pressure Light + Warning
  85. Broken bell housing
  86. Burping coolant system????
  87. How much coolant
  88. Check oil level but oil level is good?
  89. NEED HELP TODAY, Can't get tranny out
  90. Mysterious tube coming out of transmission, currently plugged.
  91. 99 ELDO ETC...PLZ HELP ME before I push this car into the river!!!
  92. Wanted!! NORTHSTAR specialist in /near Lancaster, Pa
  93. Guidance on Oil Dye and where the leak is
  94. Engine removal - can't get engine separated from transmission
  95. Northstar Swaps - What years are interchangeable and the differences
  96. Cracked Block? Thought it was rare
  97. 96 deville cant find ect sensor
  98. Someone else loves your ignition coils.......
  99. Ticking noises
  100. Northstar interchange
  101. Starter Replacement - It's not as bad as everyone thinks!
  102. More engines......NEED HELP DECODING
  103. ABS/Traction control light on (02 deville)
  104. 98 Seville STS running rough
  105. 00 N* VIN Y cyl 2 and 7 misfire or spark problems
  106. Renting engine mount?
  107. Here is an interesting problem!
  108. 2002 engine into 1998 model? Or swap body parts instead?
  109. Northstar headgasket job did I f up?
  110. High Idle and Thumping Breaks after Fuel Pump Replacement
  111. Need to confirm rear seal, please look
  112. Headgasket help timing tensioner
  113. 2002 Eldorado Plenum Change
  114. No gauges
  115. STS engine into SLS
  116. Turbo northstar in a truck!?
  117. 2nd Design "Cartridge" Rear Main Seal
  118. My 2000 Deville has the p0300 code, and possible p0420 code. Need help
  119. lifters (how do you no if it bad)
  120. Part Number For Idler Pulley Spacer
  121. Here is my dilemma
  122. IAC Question
  123. Guys need help with oil leak for racing caddy
  124. Turbo kit
  125. Oil Life Monitor Could someone Explain something please
  126. Spark Plugs
  127. Idler Pully Replacement
  128. 93 fuel pressure regulator
  129. Northstar Ring Cleaning Procedure
  130. 2002 Eldorado rough idle
  131. no oil press after head gasket replacment
  132. 99 STS engine reinstallation question/problems
  133. Engine Kill Switch (where to put it)
  134. Coolant problem after HG job
  135. 1999 Deville wont start after engine swap?
  136. New Shop being set up in Western Canada & North Dakota
  137. how I fixed my p0410, p0420, p01860, and p0741 codes and made my DHS a convertible
  138. code 1406-EGR
  139. Head Gasket symptoms after Head Gasket repair
  140. 99 water crossover ?
  141. Clevite brand bearings
  142. Low Oil Pressure after Head Gasket Repair
  143. 99 Deville Runs Like S#!t
  144. head gasket manufacture
  145. Anybody have experience with rebuilt tranny from Rock Auto (Marshall)
  146. 98 model- HG or maybe WP?
  147. Codes, 0401, 0420, 0300, 0440
  148. chain tension between cams
  149. How to remove fuel rail 2002 model
  150. Damn this monster pump
  151. Engine Stall after hard driving
  152. WTF??? Have to pull the engine for oil pan gasket leak?
  153. Need to find a reputable transmission rebuilder
  154. Is my fuel pump bad??
  155. replaced starter, now the engine runs like crap
  156. Sometimes No Heat
  157. Anyone know what size allthread for cradle drop?
  158. Jakes Sur Grip Stud - Norms NS300L Sirt- Time Sirt's Wich have you doen
  159. I am swapping my engine for one of Jake's, how hard to rebuild tranny myself?
  160. 2001 dts p0420
  161. Northstar Engine Parts Galore!
  162. Have you Had your HG's GO ?
  163. Its official, cadillacs are junk!!!!!!!!!!!!!
  164. Head Gasket Repair
  165. 1995 eldorado need help identifying black wire
  166. Random misfires & loss of fuel pressure!! Help...
  167. Coolant fan wiring
  168. Help! Water pump issue
  169. O2 sensor trouble codes after engine installed
  170. changing cams
  171. No spark, in need of assistance.
  172. Blown head gaskets but no pulled/stripped bolts?
  173. 2000+ LD8 vs L37 - What's the diff?
  174. Burping the cooling system?
  175. Help idntifying northstar engine!!
  176. Motor mount advice
  177. # 2 cylin misfire
  178. SLS 2000 Northstar
  179. are pre 2000 blocks the same
  180. Just got a 95 seized for next to free
  181. 2006 DTS Oil & ATF
  182. Anyone have the rear coil pack for the 01 eldo
  183. Oil in coolant tank
  184. I'm one of you again........ bought another N* car
  185. Running lean all of a sudden
  186. 2002 Eldorado rough idle
  187. high hc on smog test/ evap connections
  188. 98 deville northstar msd coil packs?
  189. Fuel Pressure Regulator
  190. O2 sensors are driving me nuts!
  191. Oil level sensor & alternator terminal hookup
  192. 96 STS High Idle After Highway Run
  193. Northstar Fiero + CRHFAB 272 cams with Misfires and stalls
  194. Oil on plug #2 causing rough idle/misifre?
  195. major problem with my HG job
  196. Temp Gauge
  197. Spark Plugs
  198. PLEASE HELP Need harness help after stud job
  199. Installing new belt Tensioner
  200. 99 Eldo ETC Codes p1375, P1654, B2502
  201. Misfire
  202. studs for block
  203. Wire boot stuck in cylinder 2
  204. How do I get spark signal for chassis dyno
  205. i need 1 ns300l norms insert please help
  206. PCV oil catch can, intake sludge
  207. Blown head gaskets, cracked cylinder heads, or both?
  208. Oil Usage with Synthetic Vs. Mineral
  209. What year N* engine block will work for 2000 deville
  210. Vacuum line question
  211. Service Suspension System
  212. Surging/Stalling When Warm, Lean Codes -- Not Plenum
  213. Misfiring and Surging 2000 Seville
  214. great deal on head studs
  215. Anyone want studs with their head gasket job in illinois
  216. Normal Compression on a correctly timed 1996 N*
  217. 1994 Northstar, jumpy acceleration, back fires, loss of power at times
  218. head removal
  219. Anyone change their Northstar valve cover gaskets??
  220. engine question
  221. High pressure p/s hose
  222. Fluid Change vs Fluid Flush...
  223. Wester's, Northstar Performance, and CHRFAB. Working together for one FAST FWD
  224. 1995 STS hard start and stall problem
  225. serpentine belt feels like its dragging when accelerating
  226. Pc1139
  227. PCM P0741 Error Code / 2000RPM IDLE - 99 STS
  228. Northstar engine water flooded
  229. Dowel Problem!
  230. NS front exh manifold
  231. would you?
  232. 98 deville motor mounts....
  233. Front Cover Gasket help
  234. Think the Northstar headgasket job is bad??
  235. Wierd shudder - torque converter?
  236. Engine hot!!! Should I be worried????
  237. Fuel Injection Services, Are they worth it?
  238. Product Distributors needed throughout the USA - $$$ in it for you
  239. 99 4.6L n* Conversion Gasket Set
  240. studs vs. inserts
  241. 300,000 miles... I made it!!
  242. 2003 northstar misfire
  243. How often are blocks not re-useable for rebuild?
  244. P041 No Cam reference signal from ignition control module
  245. Oil pan gasket material?
  246. 03 STS using 1qt oil every 800mi - Should I be worried?
  247. Did your Northstar's Y pipe come obstructed from the factory? Mine did (with pics)
  248. northstar governer/limiter
  249. speed limiting question
  250. Water pump to head gaskets?