: Northstar Engines and System Technical Discussion



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  1. MAF Translator
  2. Are A & B Crankshaft Position Sensors the same sensor??
  3. How much bubbling in surge tank indicates bad head gasket?
  4. Sick Baby
  5. Jet Power Flow Mass Air Sensor
  6. Everything You ever Wanted To Know About Cooling System Sealant Tabs
  7. O2, IAT, MAF sensor reliability on 2000 N*?
  8. Another Successful Mod (albeit potentially destructive)
  9. Questions On Rebuilding a Northstar Engine
  10. eldorado1 (and others)...my brain is failing me...help!
  11. Kent-moore Inserts, Anyone Every Use Them?
  12. 1996 Eldorado Won't Start
  13. 93 STS Northstar wont start
  14. radiator hose sucking itself in after car cools off
  15. upper trans oil cooler hose leaking
  16. What to do with these? (headgasket help)
  17. Not Again
  18. How Much Coolant?!?!
  19. 99 STS Northstar and Trans axle Problem
  20. No access to PCM info via dashboard OBD?
  21. smoking engine after install
  22. Frenchy ask help for his cadillac sts
  23. Headgaskets And "time-serts"!?
  24. Rough runner when it rains. 93 n'star
  25. ~Cadillac Deville Concours 59,000 A DISASTER??~
  26. 93 Allante w/Northstar Tranny Issues
  27. What other engines fit a 1999 Cadillac sts?
  28. Best years for N* between 93 and 99
  29. Any possible options to fix this engine noise?
  30. P0171 to lean code?
  31. 98 Deville theft sytem problem??
  32. Leave no bolt behind - Transmission Case
  33. 2002 Deville HG Replacement
  34. 00 N* still rough idle after changing plenum, cleaning TB
  35. I broke a water pump pulley
  36. Catalytic Convertor Clogged
  37. OH no...another one!
  38. getting ready to start this hd job
  39. Looking for a 2000-2005 Deville/DHS
  40. Anyone Swapped a 4.4 SC Engine?
  41. power steering pressure hose
  42. Thinking of coming over to the N* camp....
  43. Main Bearing Cap Torque
  44. remote start diy <help please>
  45. Symptoms of broken motor mount (2000 STS) ??
  46. N* cams
  47. Check Gas Cap Code
  48. N* dress ups
  49. Fuel Cutoff For Z-rated Sts
  50. Possible Fuel issue?
  51. 2001 Deville thermostat
  52. Help!!!what Parts Do I Need For N*headgasket Replacements?
  53. Another overheater...
  54. Is it ok..........
  55. Engine oil level sensor leaking
  56. How to install Nitrous the correct way! I need input
  57. Are There any Hot Rodder's here?
  58. Lifter, Cam, Valve Issue? (Sounds like Chubby Ranger)
  59. going to attempt head gaskets
  60. 1993 Northstar Rough Idle
  61. check this out if you have had cooling system trouble ie headgaskets
  62. PCM 0101 code set on WOT
  63. 96 Cad DeVille Questions
  64. Need help on 98 cad seville sls
  65. cometic, felpro or gm oem! Head gasket survey.
  66. Thank You so much
  67. Help
  68. Look at these plugs
  69. Fi A/f Ratio
  70. N* Headgasket Replacement
  71. northstar eldorado swap
  72. new HG, coolant issues
  73. replaced hg, low oil pressure
  74. What else should I clean when replacing intake plenum?
  75. 94 STS N* Top End Oil leak
  76. 94 STS High HC at Idle
  77. Is this a cracked intake plenum? (see attached pics)
  78. spare parts after rebuild **HELP**
  79. New Bar's Leaks Product
  80. Newest Intake work...
  81. Headgaskets!
  82. Fuel pressure or pump problem? Need Help!
  83. northstar engine
  84. 2001 Seville dies out????
  85. My Head gasket job
  86. 2000 SLS uses 1qt oil every 500mi - Should I be worried???
  87. air filter
  88. Please help 1995 STS "Service Engine Soon" jumping out of gear?
  89. Northstar Rant
  90. A/C blowing warm air
  91. Sorry for the rant but early NS owners need to know
  92. sealant- case 1/2's
  93. 2000 N* Rough Idle in Seville STS
  94. 01 STS running rich
  95. Is car driveable with Blown HG?
  96. heating and a/c system please help
  97. clogged radiator?????
  98. Headgasket, or what?
  99. no spark
  100. how to replace motor mount on 97 deville northstar
  101. Which Northstar do I have?
  102. 94jN* What do I use for a sealant when I put the intake manifold back on?
  103. no spark
  104. Professionally Painted Northstar Engine Covers
  105. Reuse main bearings?
  106. Noise coming from LH head - valve?
  107. 94 N* Help white smoke out of exhaust
  108. Overheating mystery
  109. New Coolant
  110. PLEASE HELP!!! Stalling when warm and smoking alternator
  111. Car lunges forward when tapping gas
  112. 93, 94 or 95 Eldo worth buying?
  113. Does 2006 Dts Engines Have Headgasket Problems Also?
  114. misc questions
  115. northstar gone bad....AHHHHH
  116. camshaft sensor
  117. Replacing Cylinder Heads Project
  118. newest member of the headgasket club
  119. 1999 northstar warped heads
  120. Northstar engine swap
  121. p0340 camshaft position sensor
  122. northstar in a monte carlo
  123. could this be anything else?
  124. for under 8k would anybody buy a NS Caddy?
  125. No spark,Please help !!
  126. N* Water Pump...I think
  127. 4.6L Northstar CMP tests and replacement ?
  128. 4t80-e
  129. Random Misfire P0300 code
  130. Head Gasket Failure Signs
  131. Which Head Gasket to use?
  132. Swap LD8 in for a L37
  133. Demise of the Northstar
  134. head gasket
  135. GM service manual dvd
  136. The Ultimate FWD Cadillac Northstar Build
  137. No pulses on the injector wires?
  138. Need a connecting rod nut
  139. are coils interchangible from front to rear?
  140. 99" Sts, Rough Idle When Cold. Help!!!
  141. Overheating after new headgasket
  142. Engine running at higher then normal RPM`s
  143. Replacing starter-port intake?
  144. is this normal?
  145. How soon do you replace oil pan gasket?
  146. Torque Multiplier Upgrade ??????? hmmm
  147. mpg and oil consumption 00 dts
  148. 2000 N* Cracked Block & Questions
  149. Tranny Bolts
  150. ICM location anyone- need help!
  151. P0107 then P0201 thru P0208 runs fine
  152. 586Hp Northstar, in a grand prix
  153. Looking for head gasket repair in Northwest, Indiana
  154. Brands Of Oil ?
  155. is it the head or intake manifold gasket?
  156. drive by wire nitrous kit ???
  157. 98 STS Engine Removal
  158. About Gas
  159. Shocks
  160. do you need premium gas in a 4.6 nothstar
  161. New Mods on Customers cars
  162. The smell of coolant~
  163. Setting Camshaft timing HELP!!!
  164. Northstar Over Heating After Waterpump Replacement
  165. how to clean out intake??
  166. emissions light comes on
  167. random miss at idle
  168. spark plugs and wires
  169. Idle
  170. Looking for some more power!
  171. What coolant do i use
  172. 97 Seville Overheat Try This One
  173. northstar smoking engine
  174. Performance Programing 01 DTS
  175. misfire
  176. 2006 Dts Rough Idle On Morning Start Up?
  177. What Causes Heagaskets To Blow?
  178. Blown Engine
  179. Air ram cones
  180. northstar engine knock help!
  181. Help identify foreign object jamming intake valve open
  182. 01 Dts Rough Idle
  183. dangrieco
  184. Spark plugs ?
  185. changing the governor
  186. Delaney Power Extractor Engine
  187. 94 cadillac sts ECM install
  188. Anyone here in Michigan
  189. Where to find new camshafts?
  190. Please don't flame the noob...codes and problem
  191. Real octane booster?
  192. Motor for 96 STS????
  193. What do you think of this? ECU Modifier
  194. Root Cause of Head gasket Failure and a Fix?
  195. Wont start when its cold
  196. Cadillac sts '94 problem
  197. 1995 STS sudden problem
  198. Oil burning TSB.. I know this has been talked about before
  199. Oil Under The Beauty Cover
  200. 97 STS Starting after dead battery
  201. Can you run your car with water?
  202. New to the site, wondering about repairs
  203. Recommndations for N* Tech in Boston/RI Area?
  204. Oil pressure light
  205. Plz Listen 2 My story Need Help ASAP
  206. Timing and Octane....I searched.
  207. Head Gasket replacement 97STS
  208. is it worth it?.
  209. Head Gaskets Failure 97 STS
  210. White smoke in the exhaust which clears after idling 5 minutes
  211. 2002 DTS trouble
  212. Heater Fan
  213. northstar poor mileage
  214. 2001 STS engine knock
  215. N* Camshaft Removal: Special Tools Required?
  216. Block Sealer??
  217. After Market Code Scanner
  218. 2005 STS 3.6L Engine Oil Sensors
  219. Ok Someone Please Help My 97 Deville Not Running.............
  220. best Seville STS to buy ???
  221. Strange Call
  222. Transmission Force Motor 1994 Eodorado - Can it be done without pulling the trans?
  223. No 24x Refrence Signal
  224. OBD II Manual
  225. 2002 sts engine codes
  226. Noise on Startup when Cold
  227. question about trans gasket
  228. 98 Eldo Rebuilt Motor
  229. Pulling camshaft cover - can it be done w/out dropping engine?
  230. Thermostat
  231. 97 Deville w/ N* Battery(?) problems
  232. head gasket blown replacing motor
  233. AGAP Northstar reman engine NIGHTMARE
  234. Oil leak 2000 Deville
  235. 96 Eldorado ABS and Traction Control TRBL
  236. intermittent Bubbling noise in dashboard.. Any ideas?
  237. gasket questions on the northstar
  238. engine swap
  239. LD8 Engine issue (2005 Bonneville GXP)
  240. Custom made 8.5mm MSD spark plug wires
  241. oilpan/trans pan gasket...
  242. water pump tension pulley
  243. possible 1/2 case oil leak.....
  244. Northstar Oil Pan Help Needed
  245. Removing the N* from an el do?
  246. Problems with 02 DHS, need more opinions
  247. Can you name this Car?
  248. Two 4.6 Northstar Motors What are they Worth?
  249. How hot can you go?
  250. Throttle Position Sensor 94 N* - how to replace?