: Northstar Engines and System Technical Discussion



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