: Northstar Engines and System Technical Discussion



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  1. month and day of midyear headbolt change in 2003
  2. Bank 1/2004 Deville DTS
  3. Fuel Injector problem
  4. 2000-01 cam problem
  5. Battery drain
  6. 1998 DeVille Overheating
  7. Temperature Gauge Dampening
  8. 2000 Deville Overheated losing coolant.
  9. Temp gauge dampened? Here's the answer:
  10. 222 degrees B4 fans?
  11. question about new rebuild on 99 sts
  12. 1999 Concours
  13. Running tad bit cool - thermostat or ect sensor?
  14. What else is possibly left???
  15. Yahoo!! My car runs!! :-)
  16. 2001 Deville Stalls/rough idle
  17. Can you replace the HG with the engine in the car?
  18. just lost my oil pressure
  19. EGR valve
  20. stop engine, low oil pressure warning. oil full
  21. Perplexed. Can't figure out what this 1 connector goes to
  22. Blown Northstar V8
  23. Blower motor removal
  24. Recommended Serpentine Belt?
  25. Anyone know how to check an ac compressor
  26. Where to route the starter cable?
  27. Acronyms
  28. Runing Hotter than Usual
  29. Installing engine top dead center
  30. is there any place around philly that repairs northstar head gaskets?
  31. Down Pipe Should be Ported
  32. In a bind and need some info
  33. Notice to all Northstar Technicans; including the DIY crowd-
  34. Question for anyone who has used one of Jake's stud kits....
  35. Alas.....another head gasket has given up the ghost...
  36. How hard is it to convert a 3.11 transaxel to 3.73?
  37. 2001 Deville 224,000 mi.
  38. screwed up big time - need a coolant crossover
  39. Would you invest; if Northstar Performance offered investment plans?
  40. Pics of coolant test of exhaust gas/head gasket leaking?
  41. jakes studs
  42. thermostat housing drips
  43. 2000 Eldorado ETC 4.6L Head Gasket Questions
  44. Collaboration of ideas about Superchargers on FWD Northstar
  45. New engine rebuilt breakin procedure
  46. 95 Eldorado with Jake's studs
  47. Northstar tranny pan bolt.
  48. Head Gasket Gurus, In here!
  49. head bolt torque info?????
  50. Drivability Problems 94 Eldorado
  51. Cadillac Specialties, Good work???
  52. HG repair in DC, MD or VA???
  53. bolt pattern differences between L37 and LD8?
  54. informative.......
  55. Dry Film Lubricants.
  56. Temp gauge position, what is the basis for this?
  57. Mustang 4.6L Injectors on Northstars?
  58. oil pump spacer driver
  59. 2000 and up N* engines?
  60. 94 Eldorado 4T80E No Forward Gears After Shift Solenoid Change
  61. anyone MARRYYLANNDD??????
  62. Better Mileage out of LD8 Northstar
  63. Service Emissions system message
  64. 2002 Deville Multiple codes, rough idle, surging at high RPM
  65. Interesting oil info
  66. Fuel Filter location 95 deville concours 4.6
  67. 95 Deville Concours 4.6 bucking while in gear and AC compressor on
  68. threading for norms inserts
  69. 95 deville 4.6 northstar ISC clicking
  70. Setting timing on 1999 STS after HG repair
  71. 96 Deville Problems
  72. Whats the deal with my o2 sensors
  73. 2000STS oil pan problems
  74. oil smells like gas low oil pressure
  75. Idles strangely when turning heat/ blower switch "on"
  76. OBDii USB scanner
  77. Last post, race car blew up
  78. Long Hard Starts
  79. 2000 Deville DTS upgrades
  80. What the heck is it?
  81. Purge line???
  82. Ideal IAT Sensor Conditions
  83. overheating issue
  84. Engines To Ship to USA via UPS - FINALLY ALL SET UP!
  85. After 17 years, GM is bidding farewell to the once groundbreaking NORTHSTAR
  86. Supercharger like whistle?
  87. 98 deville BlownHead Gasket???
  88. Cooling question I know Another one
  89. chocolate
  90. Damm leaking half seal, what about lucas?
  91. 2000 Cadillac Deville Speedo Problems!
  92. water pump pulley
  93. 01 deville just bought a lemon?
  94. 1999 STS V8 Northstar Engine Misfire / Smoke
  95. 99 Deville starting idle issue
  96. P1376, P0340, I'm desperate...
  97. A rep from General Motors is coming to my shop tomorrow!
  98. Reluctor wheel clocking?
  99. Combo electrical/fuel problem in race car
  100. head dowels
  101. peanut butter in coolant resevoir
  102. 96 STS P0171 & P0174 Code
  103. Battery or alternator
  104. I think my HGs are gone
  105. Please help need to finish tomorrow i am begging
  106. Have to swap engine and tranny in 2000 DHS
  107. I need two exhaust cams and 8 buckets for a 99
  108. 01 DTS running lean codes 0171, 0174 what to look for?
  109. 2000 deville dts rip
  110. 2002 STS RPM Limited... Airflow Sensor Issue or other?
  111. Is power steering and transmission fluid the same in a 94 seville
  112. Customer Paranoia with temp guage - need input from other members-
  113. oil in head bolt hole
  114. Exhaust leaks at Y-pipe to exhaust manifold and front ex. manifold to crossover pipe
  115. 5k rpm limit in 1st gear?
  116. Do I need a new crankshaft? :( pic inside
  117. Painting valve covers
  118. Another CRACKED 2000 block
  119. curious why,PCV vents different?
  120. Emissions Test: It's ok to burn oil eh?
  121. New owner of 99 Deville, avg. temp question
  122. Ac delco pf61e oil filter
  123. Bearings
  124. 94 and 95 intake different?
  125. Had Coolant Flush/Fill done at shop, - now a question
  126. 1994 seville STALLING.
  127. Drilling out the block
  128. Why won't tranny separate
  129. Cylinder head torque?
  130. Victor Reinz Headgasket kits
  131. slight engine miss
  132. Gapless Piston Rings
  133. Please Help!!! I am baffeled
  134. Anyone need a 00+ motor?
  135. Got gaskets?
  136. Head bolt reuse? thread sealer
  137. What - 99 STS No EGR passage ways?
  138. Northstar 8-6-4 Technology, Did it Ever Exist?
  139. 99 STS Cylinder head different than 97 STS Cylinder head (alternator bolt holes)
  140. Having trouble locating o2 sensors
  141. Oil Pressure Light + Warning
  142. Broken bell housing
  143. Burping coolant system????
  144. How much coolant
  145. Check oil level but oil level is good?
  146. NEED HELP TODAY, Can't get tranny out
  147. Mysterious tube coming out of transmission, currently plugged.
  148. 99 ELDO ETC...PLZ HELP ME before I push this car into the river!!!
  149. Wanted!! NORTHSTAR specialist in /near Lancaster, Pa
  150. Guidance on Oil Dye and where the leak is
  151. Engine removal - can't get engine separated from transmission
  152. Northstar Swaps - What years are interchangeable and the differences
  153. Cracked Block? Thought it was rare
  154. 96 deville cant find ect sensor
  155. Someone else loves your ignition coils.......
  156. Ticking noises
  157. Northstar interchange
  158. Starter Replacement - It's not as bad as everyone thinks!
  159. More engines......NEED HELP DECODING
  160. ABS/Traction control light on (02 deville)
  161. 98 Seville STS running rough
  162. 00 N* VIN Y cyl 2 and 7 misfire or spark problems
  163. Renting engine mount?
  164. Here is an interesting problem!
  165. 2002 engine into 1998 model? Or swap body parts instead?
  166. Northstar headgasket job did I f up?
  167. High Idle and Thumping Breaks after Fuel Pump Replacement
  168. Need to confirm rear seal, please look
  169. Headgasket help timing tensioner
  170. 2002 Eldorado Plenum Change
  171. No gauges
  172. STS engine into SLS
  173. Turbo northstar in a truck!?
  174. 2nd Design "Cartridge" Rear Main Seal
  175. My 2000 Deville has the p0300 code, and possible p0420 code. Need help
  176. lifters (how do you no if it bad)
  177. Part Number For Idler Pulley Spacer
  178. Here is my dilemma
  179. IAC Question
  180. Guys need help with oil leak for racing caddy
  181. Turbo kit
  182. Oil Life Monitor Could someone Explain something please
  183. Spark Plugs
  184. Idler Pully Replacement
  185. 93 fuel pressure regulator
  186. Northstar Ring Cleaning Procedure and proper oil level
  187. 2002 Eldorado rough idle
  188. no oil press after head gasket replacment
  189. 99 STS engine reinstallation question/problems
  190. Engine Kill Switch (where to put it)
  191. Coolant problem after HG job
  192. Northstar intake manifold swap question - 2000 redesign ?
  193. 1999 Deville wont start after engine swap?
  194. New Shop being set up in Western Canada & North Dakota
  195. how I fixed my p0410, p0420, p01860, and p0741 codes and made my DHS a convertible
  196. code 1406-EGR
  197. Head Gasket symptoms after Head Gasket repair
  198. 99 water crossover ?
  199. Clevite brand bearings
  200. Low Oil Pressure after Head Gasket Repair
  201. 99 Deville Runs Like S#!t
  202. head gasket manufacture
  203. Anybody have experience with rebuilt tranny from Rock Auto (Marshall)
  204. 98 model- HG or maybe WP?
  205. Codes, 0401, 0420, 0300, 0440
  206. chain tension between cams
  207. How to remove fuel rail 2002 model
  208. Damn this monster pump
  209. Engine Stall after hard driving
  210. WTF??? Have to pull the engine for oil pan gasket leak?
  211. Need to find a reputable transmission rebuilder
  212. Is my fuel pump bad??
  213. replaced starter, now the engine runs like crap
  214. Sometimes No Heat
  215. Anyone know what size allthread for cradle drop?
  216. Jakes Sur Grip Stud - Norms NS300L Sirt- Time Sirt's Wich have you doen
  217. I am swapping my engine for one of Jake's, how hard to rebuild tranny myself?
  218. 2001 dts p0420
  219. Northstar Engine Parts Galore!
  220. Have you Had your HG's GO ?
  221. Its official, cadillacs are junk!!!!!!!!!!!!!
  222. Head Gasket Repair
  223. 1995 eldorado need help identifying black wire
  224. Random misfires & loss of fuel pressure!! Help...
  225. Coolant fan wiring
  226. Help! Water pump issue
  227. O2 sensor trouble codes after engine installed
  228. changing cams
  229. No spark, in need of assistance.
  230. Blown head gaskets but no pulled/stripped bolts?
  231. 2000+ LD8 vs L37 - What's the diff?
  232. Burping the cooling system?
  233. Help idntifying northstar engine!!
  234. Motor mount advice
  235. # 2 cylin misfire
  236. SLS 2000 Northstar
  237. are pre 2000 blocks the same
  238. Just got a 95 seized for next to free
  239. 2006 DTS Oil & ATF
  240. Anyone have the rear coil pack for the 01 eldo
  241. Oil in coolant tank
  242. I'm one of you again........ bought another N* car
  243. Running lean all of a sudden
  244. 2002 Eldorado rough idle
  245. high hc on smog test/ evap connections
  246. 98 deville northstar msd coil packs?
  247. Fuel Pressure Regulator
  248. O2 sensors are driving me nuts!
  249. Oil level sensor & alternator terminal hookup
  250. 96 STS High Idle After Highway Run