: Northstar Engines and System Technical Discussion



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