: Northstar Engines and System Technical Discussion



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