: Northstar Engines and System Technical Discussion



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  1. Sensors going? -15c out.. i dont wana look...
  2. headgasket
  3. studs aren't straight
  4. 1997 sts
  5. 98 deville blue smoke and burning smell at high rpms.
  6. Head Alignment Dowel ???
  7. Is it a head gasket?
  8. Oil pressure at cranking speed on a rebuilt engine
  9. 98 deville best oil for low oil oil consumption?
  10. Huge savings on Head Gasket Jobs - only $1320 USD
  11. TPS relearn
  12. Water pump tensioner pulley replaced
  13. Do you have to remove the alternator?
  14. Frustrated
  15. Engine Swap 2000 STS into a 1998 STS
  16. Loud ticking at idle.
  17. High Idle Causes
  18. V8 camshaft tool set help?
  19. readings with snapon scanner
  20. 99 sts won't start please help a newbie
  21. Coolant tube question
  22. 2002 Eldorado Drive Belt Plus Maintenance
  23. 1994 STS - ECM replaced, road speed surge
  24. cracked block issue, common??
  25. 1994 Eldorado Thermostat
  26. 93 Northstar Block
  27. Coil Pack Test
  28. Head Gasket - Ran in 2nd Gear & Temp Went Down?
  29. 99 sts running rich
  30. fuel line clips on the tranny
  31. Alternator question 94 seville
  32. ? about rear main seal and flywheel bolts
  33. Jake stud kit installation
  34. Steering shaft to rack coupler help?
  35. Pre-2000 Ignition Control Module (ICM) - How It Works
  36. head gasket repair in Iowa or surrounding states
  37. Coil Pack - P0300 Culprit
  38. No Fire from 1 coil pack! ?'s about ignition!
  39. Never installed coolant supplement pellets, bad?
  40. Upgrade
  41. Deal or no deal?
  42. Waterpump removal doh
  43. Ugg todays northstar problem, please help
  44. want to buy a 95 eldorado with northstar
  45. 100k question
  46. N* easiest cadillac engine to work on
  47. 1996 Deville N*
  48. Advice on engine teardown TOMORROW
  49. Can you blow the head gasket driving without pressurized coolant?
  50. 2000 DHS engine swap
  51. Valve keepers fell off! But valve still in there!
  52. Why do so many people do it the hard way.
  53. timing chain with engine in car
  54. P0306 and P0300 codes CKP changed
  55. Car temperture went up after putting stop leak in
  56. ok ok... so engine out the top... what???
  57. power steering lock up
  58. 4t80 extension housing, what part
  59. BackFire Valve
  60. Grumble, engine dropping questions
  61. URGENT WORKING RIGHT NOW Fuel Line Removal
  62. Seeping Oil Pan Gasket
  63. Quick help need on 4L80
  64. couple of quick questions on my deville
  65. Bubbles on trans fluid dipstick bad?
  66. RACE FANS Free beer 1/16-1/17 if you live around Richmond (sorta)
  67. 4.6 Northstar
  68. Going in again! HG's first, now torque converter
  69. engine vacuum line?
  70. 160* Thermostat?
  71. Jake clear out your mailbox
  72. help! erratic idle, no codes :-x
  73. Oil looks like crap, advice please
  74. Zero compression in Cylinder 2
  75. I smell coolant
  76. Northstar head gasket issues
  77. swap entire cradle from another car??
  78. "check emissions system"
  79. What size is my motor?
  80. Coolant manifold/Crossover gasket sources?
  81. P0621 Code Batt not Charging/Svc Chrg Sys
  82. Looking to do a HG job for the holidays?
  83. need tranny parts advise
  84. Anyone in Ontario with a good scanner/reader?
  85. State by state guide to Northstar head gasket repair shops
  86. Engine Installer or Head Gasket Repair in NY, CT, NJ, MA?
  87. 4T80 experts
  88. Your Opinion
  89. Fixable or not?
  90. Why NOT to use time serts -
  91. Rear main seal & case half seal - '98 Deville
  92. EVAP switch, purge solenoid, i butchered it
  93. Northstar Performance warranty-good
  94. Misfire 1998 STS
  95. Randomly Running Extremely Rich
  96. Is there a tuner for a 2001 Deville?
  97. I need help!!!
  98. pull tranny, fix half case leak
  99. Slow start and stalling
  100. Who wants/needs a brand new Supercharged Northstar / RWD Trans?
  101. Northstar powered trike
  102. torque angle meter?
  103. pulley decides to whine
  104. Misfire on cylinder 6
  105. TCC Stuck Off (Code P0741) Still on after Solenoid Changeout
  106. Still making engine noise
  107. CHRFAB cams installed - 98 STS - the results are in
  108. Race Caddy losing coolant and making noise
  109. northstar in a camaro!
  110. timming in a 95 sts
  111. To hone? or not to hone
  112. Pulleys... A good source?
  113. timing car with engine in car
  114. 98 N* engine, blue valve cover washers?
  115. motor swap
  116. Today's Racing Question: Studs or Norm's?
  117. Please help guy
  118. Northstar engine swap 2000 put in a 96 Northstar
  119. Power steering leak
  120. 97 sls shifting problem
  121. Deleting govnor on a 2000 eldorado????
  122. Service Engine Soon Codes 1022 & 1122
  123. Coolant Change Help
  124. Head Gasket Repair, now noticed block is cracked
  125. Priming the oil pump
  126. Confused as hell
  127. ATF Question...
  128. cooling fans come on at what temp?
  129. add torque struts(dog bones) to 99 seville
  130. Turbo Charged 99 STS
  131. What tools do you need for a hg/engine pull job
  132. headgasket need used insert kit
  133. Recent Stud Kit Customers - READ THIS PLEASE
  134. HELP My mechanic says I have carboned lifters
  135. What color are stock gaskets?
  136. Dumb head gasket question
  137. Resetting Timing after Head Gasket job.
  138. Cadillac Engineers please help us!
  139. how do i change my idle
  140. head gasket help!!!!!!
  141. Transmission cooling
  142. Idle at 3000 RPM HELP!!!
  143. added power?
  144. northstar crank sensors
  145. 2000 DTS plugs and hoses - tough job, I think
  146. FPR acting up
  147. 98+ STS brake upgrade?
  148. Spark plugs
  149. Email conversation with HEAL-A-SEAL
  150. O2 Sensors
  151. 01 SLS w/ Cracked Block - Need Cincy Area Mechanic
  152. 06 DTS crank seal leaking
  153. 4t80e side cover drain
  154. '98 STS stumbles and misses (NO CEL)
  155. MAP sensor keeps going bad - 94 N*
  156. 2004 dhs starting problem
  157. Attention All Northstar Technicians- New Northstar Drilling / Tapping Machine
  158. headgasket being repaired
  159. High mileage oils
  160. P0420 code
  161. Wot?
  162. You'll never guess what I broke today
  163. 95 STS fluctuating rpm and slight bogging while driving
  164. 1993 Cadillac sts 4.6 idle fluctuating
  165. SLS engine and trannie in a STS?
  166. Air conditioning compressor clutch bearing
  167. Manifold Blowoff Leaking - parking break stuck
  168. 110,000 miles, what else should be done along with head gaskets?
  169. "Tic Tic Tic" sound on 02 SLS
  170. Flashing SES/P0300
  171. Working on mama's Caddy. Need help with O2 Sensor
  172. Head Gasket?
  173. Investors needed. Big time.
  174. thermostat housing gasket? 99 sts
  175. New England area Northstar mechanics? (Head Gaskets)
  176. 6 oil leaks; gaskets replaced now intake plenum boot replaced..
  177. That's a lot of smoke! (exhaust)
  178. Mobile 1 Clean High Mileage
  179. Chocolate Milk in the oilpan
  180. Heater Core Inlet Connector O-Ring Leak
  181. Breakthrough for anyone with bad exhaust cams
  182. 96 Aurora 4.0
  183. Idle Too Low P0506 New Throttle Body?
  184. Northstar mechanic on Long Island?
  185. 4t80E shift solenoid part #
  186. B0149
  187. Code P119
  188. HeadGasket Repaired - cost $1500 - but more problems?...
  189. 95 Eldo headgaskets?
  190. Only overheats when the AC or the heat is on....
  191. 06+ STS Northstar ECM repin to 07-08, new carrer and trans install
  192. Aftermarket Temp. Gauge
  193. Coolant Supply Line
  194. Idles rough after being started in the morning
  195. Best way to clean the engine bay?
  196. 2001 Cadillac DTS Can't get up to speed, power loss, studdering, See Video
  197. Tricky Coolant Leak
  198. Coming back home
  199. 2000 DHS exhaust smoking and running poor
  200. 4 Engine Questions
  201. Is this guy being honest with me? video of a SEIZED ENGINE!!!
  202. Any thoughts on this...
  203. tap for time serts
  204. Just bought a 98 Deville, was overheating, am I paranoid?
  205. 208 at 40+ 212 at <40
  206. low oil pressure
  207. Batman's Northstar
  208. Another Wont crank issue
  209. Woohoo...Head gasket repair is done
  210. 1998 Deville acceleration slip
  211. Steering joint bolt
  212. My bone stock '98 STS pulled a 14.95 in the 1/4
  213. Weird Noise
  214. Heartland High Mileage Oil Changer Review
  215. 95 sls n* solenoid clicking
  216. Interesting find
  217. Valve cover bolts???
  218. Timing mark clarification
  219. Engine in the car repair... how many gaskets?
  220. Front hydraulic motor mount
  221. I can't get the CV joint to separate from the Trans
  222. 1993 Caddillac Eldorado - Timing Chain Issue
  223. Stud Kit Success!!
  224. Ways to increase performance?
  225. Radiator leaks and engine runs rough, no codes
  226. Ethanol Blends
  227. 98 Eldorado Starting Problems
  228. Problems removing head dowels
  229. Another visit to the track
  230. 95 vs 99 Northstar
  231. Tuning up the engine.
  232. Head Gasket Repair At Your Location!
  233. Head Gasket Paranoia
  234. catalyst converter replaced
  235. 93 STS Lots of smoke after fillup
  236. Exact oil filter wrench for 1996 Seville SLS
  237. new northstar
  238. Super Noob needs help overheating
  239. Nitrous Help: 01 DTS
  240. Head gasket removal, best practices
  241. 01 deville o2's locations?
  242. Head stud kit
  243. Documenting a swap: N* 4.6 / 97 STS
  244. 2005 DTS Twin Turbo project??
  245. No pcm data
  246. No pcm data?
  247. WIll a 98 vin 9 motor go into a 94 STS
  248. another newbie HG question
  249. NEW - 2002 Head Gasket Failure - Best Fix...
  250. Failed Smog Emissions Northstar