: Northstar Engines and System Technical Discussion



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  1. water pump pulley
  2. 01 deville just bought a lemon?
  3. 1999 STS V8 Northstar Engine Misfire / Smoke
  4. 99 Deville starting idle issue
  5. P1376, P0340, I'm desperate...
  6. A rep from General Motors is coming to my shop tomorrow!
  7. Reluctor wheel clocking?
  8. Combo electrical/fuel problem in race car
  9. head dowels
  10. peanut butter in coolant resevoir
  11. 96 STS P0171 & P0174 Code
  12. Battery or alternator
  13. I think my HGs are gone
  14. Please help need to finish tomorrow i am begging
  15. Have to swap engine and tranny in 2000 DHS
  16. I need two exhaust cams and 8 buckets for a 99
  17. 01 DTS running lean codes 0171, 0174 what to look for?
  18. 2000 deville dts rip
  19. 2002 STS RPM Limited... Airflow Sensor Issue or other?
  20. Is power steering and transmission fluid the same in a 94 seville
  21. Customer Paranoia with temp guage - need input from other members-
  22. oil in head bolt hole
  23. Exhaust leaks at Y-pipe to exhaust manifold and front ex. manifold to crossover pipe
  24. 5k rpm limit in 1st gear?
  25. Do I need a new crankshaft? :( pic inside
  26. Painting valve covers
  27. Another CRACKED 2000 block
  28. curious why,PCV vents different?
  29. Emissions Test: It's ok to burn oil eh?
  30. New owner of 99 Deville, avg. temp question
  31. Ac delco pf61e oil filter
  32. Bearings
  33. 94 and 95 intake different?
  34. Had Coolant Flush/Fill done at shop, - now a question
  35. 1994 seville STALLING.
  36. Drilling out the block
  37. Why won't tranny separate
  38. Cylinder head torque?
  39. Victor Reinz Headgasket kits
  40. slight engine miss
  41. Gapless Piston Rings
  42. Please Help!!! I am baffeled
  43. Anyone need a 00+ motor?
  44. Got gaskets?
  45. Head bolt reuse? thread sealer
  46. What - 99 STS No EGR passage ways?
  47. Northstar 8-6-4 Technology, Did it Ever Exist?
  48. 99 STS Cylinder head different than 97 STS Cylinder head (alternator bolt holes)
  49. Having trouble locating o2 sensors
  50. Oil Pressure Light + Warning
  51. Broken bell housing
  52. Burping coolant system????
  53. How much coolant
  54. Check oil level but oil level is good?
  55. NEED HELP TODAY, Can't get tranny out
  56. Mysterious tube coming out of transmission, currently plugged.
  57. 99 ELDO ETC...PLZ HELP ME before I push this car into the river!!!
  58. Wanted!! NORTHSTAR specialist in /near Lancaster, Pa
  59. Guidance on Oil Dye and where the leak is
  60. Engine removal - can't get engine separated from transmission
  61. Northstar Swaps - What years are interchangeable and the differences
  62. Cracked Block? Thought it was rare
  63. 96 deville cant find ect sensor
  64. Someone else loves your ignition coils.......
  65. Ticking noises
  66. Northstar interchange
  67. Starter Replacement - It's not as bad as everyone thinks!
  68. More engines......NEED HELP DECODING
  69. ABS/Traction control light on (02 deville)
  70. 98 Seville STS running rough
  71. 00 N* VIN Y cyl 2 and 7 misfire or spark problems
  72. Renting engine mount?
  73. Here is an interesting problem!
  74. 2002 engine into 1998 model? Or swap body parts instead?
  75. Northstar headgasket job did I f up?
  76. High Idle and Thumping Breaks after Fuel Pump Replacement
  77. Need to confirm rear seal, please look
  78. Headgasket help timing tensioner
  79. 2002 Eldorado Plenum Change
  80. No gauges
  81. STS engine into SLS
  82. Turbo northstar in a truck!?
  83. 2nd Design "Cartridge" Rear Main Seal
  84. My 2000 Deville has the p0300 code, and possible p0420 code. Need help
  85. lifters (how do you no if it bad)
  86. Part Number For Idler Pulley Spacer
  87. Here is my dilemma
  88. IAC Question
  89. Guys need help with oil leak for racing caddy
  90. Turbo kit
  91. Oil Life Monitor Could someone Explain something please
  92. Spark Plugs
  93. Idler Pully Replacement
  94. 93 fuel pressure regulator
  95. Northstar Ring Cleaning Procedure and proper oil level TSB
  96. 2002 Eldorado rough idle
  97. no oil press after head gasket replacment
  98. 99 STS engine reinstallation question/problems
  99. Engine Kill Switch (where to put it)
  100. Coolant problem after HG job
  101. Northstar intake manifold swap question - 2000 redesign ?
  102. 1999 Deville wont start after engine swap?
  103. New Shop being set up in Western Canada & North Dakota
  104. how I fixed my p0410, p0420, p01860, and p0741 codes and made my DHS a convertible
  105. code 1406-EGR
  106. Head Gasket symptoms after Head Gasket repair
  107. 99 water crossover ?
  108. Clevite brand bearings
  109. Low Oil Pressure after Head Gasket Repair
  110. 99 Deville Runs Like S#!t
  111. head gasket manufacture
  112. Anybody have experience with rebuilt tranny from Rock Auto (Marshall)
  113. 98 model- HG or maybe WP?
  114. Codes, 0401, 0420, 0300, 0440
  115. chain tension between cams
  116. How to remove fuel rail 2002 model
  117. Damn this monster pump
  118. Engine Stall after hard driving
  119. WTF??? Have to pull the engine for oil pan gasket leak?
  120. Need to find a reputable transmission rebuilder
  121. Is my fuel pump bad??
  122. replaced starter, now the engine runs like crap
  123. Sometimes No Heat
  124. Anyone know what size allthread for cradle drop?
  125. Jakes Sur Grip Stud - Norms NS300L Sirt- Time Sirt's Wich have you doen
  126. I am swapping my engine for one of Jake's, how hard to rebuild tranny myself?
  127. 2001 dts p0420
  128. Northstar Engine Parts Galore!
  129. Have you Had your HG's GO ?
  130. Its official, cadillacs are junk!!!!!!!!!!!!!
  131. Head Gasket Repair
  132. 1995 eldorado need help identifying black wire
  133. Random misfires & loss of fuel pressure!! Help...
  134. Coolant fan wiring
  135. Help! Water pump issue
  136. O2 sensor trouble codes after engine installed
  137. changing cams
  138. No spark, in need of assistance.
  139. Blown head gaskets but no pulled/stripped bolts?
  140. 2000+ LD8 vs L37 - What's the diff?
  141. Burping the cooling system?
  142. Help idntifying northstar engine!!
  143. Motor mount advice
  144. # 2 cylin misfire
  145. SLS 2000 Northstar
  146. are pre 2000 blocks the same
  147. Just got a 95 seized for next to free
  148. 2006 DTS Oil & ATF
  149. Anyone have the rear coil pack for the 01 eldo
  150. Oil in coolant tank
  151. I'm one of you again........ bought another N* car
  152. Running lean all of a sudden
  153. 2002 Eldorado rough idle
  154. high hc on smog test/ evap connections
  155. 98 deville northstar msd coil packs?
  156. Fuel Pressure Regulator
  157. O2 sensors are driving me nuts!
  158. Oil level sensor & alternator terminal hookup
  159. 96 STS High Idle After Highway Run
  160. Northstar Fiero + CRHFAB 272 cams with Misfires and stalls
  161. Oil on plug #2 causing rough idle/misifre?
  162. major problem with my HG job
  163. Temp Gauge
  164. Spark Plugs
  165. PLEASE HELP Need harness help after stud job
  166. Installing new belt Tensioner
  167. 99 Eldo ETC Codes p1375, P1654, B2502
  168. Misfire
  169. studs for block
  170. Wire boot stuck in cylinder 2
  171. How do I get spark signal for chassis dyno
  172. i need 1 ns300l norms insert please help
  173. PCV oil catch can, intake sludge
  174. Blown head gaskets, cracked cylinder heads, or both?
  175. Oil Usage with Synthetic Vs. Mineral
  176. What year N* engine block will work for 2000 deville
  177. Vacuum line question
  178. Service Suspension System
  179. Surging/Stalling When Warm, Lean Codes -- Not Plenum
  180. Misfiring and Surging 2000 Seville
  181. great deal on head studs
  182. Anyone want studs with their head gasket job in illinois
  183. Normal Compression on a correctly timed 1996 N*
  184. 1994 Northstar, jumpy acceleration, back fires, loss of power at times
  185. head removal
  186. Anyone change their Northstar valve cover gaskets??
  187. engine question
  188. High pressure p/s hose
  189. Fluid Change vs Fluid Flush...
  190. Wester's, Northstar Performance, and CHRFAB. Working together for one FAST FWD
  191. 1995 STS hard start and stall problem
  192. serpentine belt feels like its dragging when accelerating
  193. Pc1139
  194. PCM P0741 Error Code / 2000RPM IDLE - 99 STS
  195. Northstar engine water flooded
  196. Dowel Problem!
  197. NS front exh manifold
  198. would you?
  199. 98 deville motor mounts....
  200. Front Cover Gasket help
  201. Think the Northstar headgasket job is bad??
  202. Wierd shudder - torque converter?
  203. Engine hot!!! Should I be worried????
  204. Fuel Injection Services, Are they worth it?
  205. Product Distributors needed throughout the USA - $$$ in it for you
  206. 99 4.6L n* Conversion Gasket Set
  207. studs vs. inserts
  208. 300,000 miles... I made it!!
  209. 2003 northstar misfire
  210. How often are blocks not re-useable for rebuild?
  211. P041 No Cam reference signal from ignition control module
  212. Oil pan gasket material?
  213. 03 STS using 1qt oil every 800mi - Should I be worried?
  214. Did your Northstar's Y pipe come obstructed from the factory? Mine did (with pics)
  215. northstar governer/limiter
  216. speed limiting question
  217. Water pump to head gaskets?
  218. Sensors going? -15c out.. i dont wana look...
  219. headgasket
  220. studs aren't straight
  221. 1997 sts
  222. 98 deville blue smoke and burning smell at high rpms.
  223. Head Alignment Dowel ???
  224. Is it a head gasket?
  225. Oil pressure at cranking speed on a rebuilt engine
  226. 98 deville best oil for low oil oil consumption?
  227. Huge savings on Head Gasket Jobs - only $1320 USD
  228. TPS relearn
  229. Water pump tensioner pulley replaced
  230. Do you have to remove the alternator?
  231. Frustrated
  232. Engine Swap 2000 STS into a 1998 STS
  233. Loud ticking at idle.
  234. High Idle Causes
  235. V8 camshaft tool set help?
  236. readings with snapon scanner
  237. 99 sts won't start please help a newbie
  238. Coolant tube question
  239. 2002 Eldorado Drive Belt Plus Maintenance
  240. 1994 STS - ECM replaced, road speed surge
  241. cracked block issue, common??
  242. 1994 Eldorado Thermostat
  243. 93 Northstar Block
  244. Coil Pack Test
  245. Head Gasket - Ran in 2nd Gear & Temp Went Down?
  246. 99 sts running rich
  247. fuel line clips on the tranny
  248. Alternator question 94 seville
  249. ? about rear main seal and flywheel bolts
  250. Jake stud kit installation