: Northstar Engines and System Technical Discussion



Pages : 1 2 3 4 5 6 7 8 [9] 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34

  1. Transmission cooling
  2. Idle at 3000 RPM HELP!!!
  3. added power?
  4. northstar crank sensors
  5. 2000 DTS plugs and hoses - tough job, I think
  6. FPR acting up
  7. 98+ STS brake upgrade?
  8. Spark plugs
  9. Email conversation with HEAL-A-SEAL
  10. O2 Sensors
  11. 01 SLS w/ Cracked Block - Need Cincy Area Mechanic
  12. 06 DTS crank seal leaking
  13. 4t80e side cover drain
  14. '98 STS stumbles and misses (NO CEL)
  15. MAP sensor keeps going bad - 94 N*
  16. 2004 dhs starting problem
  17. Attention All Northstar Technicians- New Northstar Drilling / Tapping Machine
  18. headgasket being repaired
  19. High mileage oils
  20. P0420 code
  21. Wot?
  22. You'll never guess what I broke today
  23. 95 STS fluctuating rpm and slight bogging while driving
  24. 1993 Cadillac sts 4.6 idle fluctuating
  25. SLS engine and trannie in a STS?
  26. Air conditioning compressor clutch bearing
  27. Manifold Blowoff Leaking - parking break stuck
  28. 110,000 miles, what else should be done along with head gaskets?
  29. "Tic Tic Tic" sound on 02 SLS
  30. Flashing SES/P0300
  31. Working on mama's Caddy. Need help with O2 Sensor
  32. Head Gasket?
  33. Investors needed. Big time.
  34. thermostat housing gasket? 99 sts
  35. New England area Northstar mechanics? (Head Gaskets)
  36. 6 oil leaks; gaskets replaced now intake plenum boot replaced..
  37. That's a lot of smoke! (exhaust)
  38. Mobile 1 Clean High Mileage
  39. Chocolate Milk in the oilpan
  40. Heater Core Inlet Connector O-Ring Leak
  41. Breakthrough for anyone with bad exhaust cams
  42. 96 Aurora 4.0
  43. Idle Too Low P0506 New Throttle Body?
  44. Northstar mechanic on Long Island?
  45. 4t80E shift solenoid part #
  46. B0149
  47. Code P119
  48. HeadGasket Repaired - cost $1500 - but more problems?...
  49. 95 Eldo headgaskets?
  50. Only overheats when the AC or the heat is on....
  51. 06+ STS Northstar ECM repin to 07-08, new carrer and trans install
  52. Aftermarket Temp. Gauge
  53. Coolant Supply Line
  54. Idles rough after being started in the morning
  55. Best way to clean the engine bay?
  56. 2001 Cadillac DTS Can't get up to speed, power loss, studdering, See Video
  57. Tricky Coolant Leak
  58. Coming back home
  59. 2000 DHS exhaust smoking and running poor
  60. 4 Engine Questions
  61. Is this guy being honest with me? video of a SEIZED ENGINE!!!
  62. Any thoughts on this...
  63. tap for time serts
  64. Just bought a 98 Deville, was overheating, am I paranoid?
  65. 208 at 40+ 212 at <40
  66. low oil pressure
  67. Batman's Northstar
  68. Another Wont crank issue
  69. Woohoo...Head gasket repair is done
  70. 1998 Deville acceleration slip
  71. Steering joint bolt
  72. My bone stock '98 STS pulled a 14.95 in the 1/4
  73. Weird Noise
  74. Heartland High Mileage Oil Changer Review
  75. 95 sls n* solenoid clicking
  76. Interesting find
  77. Valve cover bolts???
  78. Timing mark clarification
  79. Engine in the car repair... how many gaskets?
  80. Front hydraulic motor mount
  81. I can't get the CV joint to separate from the Trans
  82. 1993 Caddillac Eldorado - Timing Chain Issue
  83. Stud Kit Success!!
  84. Ways to increase performance?
  85. Radiator leaks and engine runs rough, no codes
  86. Ethanol Blends
  87. 98 Eldorado Starting Problems
  88. Problems removing head dowels
  89. Another visit to the track
  90. 95 vs 99 Northstar
  91. Tuning up the engine.
  92. Head Gasket Repair At Your Location!
  93. Head Gasket Paranoia
  94. catalyst converter replaced
  95. 93 STS Lots of smoke after fillup
  96. Exact oil filter wrench for 1996 Seville SLS
  97. new northstar
  98. Super Noob needs help overheating
  99. Nitrous Help: 01 DTS
  100. Head gasket removal, best practices
  101. 01 deville o2's locations?
  102. Head stud kit
  103. Documenting a swap: N* 4.6 / 97 STS
  104. 2005 DTS Twin Turbo project??
  105. No pcm data
  106. No pcm data?
  107. WIll a 98 vin 9 motor go into a 94 STS
  108. another newbie HG question
  109. NEW - 2002 Head Gasket Failure - Best Fix...
  110. Failed Smog Emissions Northstar
  111. What could it be?
  112. Exchange fluids how often?
  113. Tuning thread. Disappointed, but I understand.
  114. looking to buy a Caddy
  115. AC Delco platinum plug gap settings for N*
  116. how do i get my car to northstar preformance, uh cheaply?
  117. Engine 'misses' at stoplights
  118. where to get my head gasket repaired?
  119. Engine Shaking
  120. 4.6 Prevention and maintenance for longer life IE head gaskets.
  121. How to properly switch from red to green in a 2000 STS
  122. Water Pump Issue
  123. Lucas Oil Stabilizer
  124. Rough idle and low speed chug
  125. barS headgasket repair, has anyone tried it?
  126. Secondary Air Injection Check Valve... Bent?
  127. 2000 STS motor mount help?
  128. Oil pressure dummy light flickers...
  129. Head Bolts...
  130. Slight stumble, no codes
  131. 97 Deville wont start in the morning
  132. Stud Kit Help
  133. A kitten caused my Serpentine Belt to come off
  134. Check Coolant Level
  135. Cleaning Heads and Block
  136. Over Heating... HELP!!!
  137. 2001 deville rough idle
  138. engine grounds
  139. manifold blowoff
  140. sealant for blown heads?
  141. 1994 STS Overheating (I think)...
  142. Block Identification Numbers
  143. Snapping noise when coming to a stop..Answered Finally!!!
  144. Overheating Eldorado Help
  145. need some help
  146. 05' STS. Little help with P0102 please
  147. 2000 DTS P0300 code
  148. Head gasket repair
  149. P041 1994 deville concours
  150. Quick Oil Question
  151. rough idle, no codes, rough start
  152. coolant leak
  153. STS Radiator Hose Replacement
  154. 95 Eldorado ETC - Cooling system
  155. power steering line: o-ring?
  156. broken bolt in oil pan
  157. Water pump & crossover gasket - $$$$
  158. Help Me Please
  159. Rad Cap PSI was wrong
  160. Coolant Leak. Where's it coming from?
  161. Water pump Purge line?
  162. 5w30 or 0w30
  163. Destroying a N* Engine
  164. N* engine removal - newbee
  165. 02 DHS overheating
  166. TCC Stuck Off
  167. No clue what to do. Northstar blues
  168. problem with map sensors
  169. 2001 caddy sts seville tranny
  170. What is going on with the car?
  171. Spark Plug Wires
  172. "Hush" or "Gasp" Before Expected Throttle Response
  173. my 93 ETC Eldorado N* has a question for you guys
  174. Which spark plugs to buy?
  175. Thoughts on Dex-Cool and Head Gaskets
  176. 2001 cadillac deville small hesitations
  177. Normal Operating Temperature?
  178. Intermittent starting issue 97Seville SLS
  179. Trouble finding exhaust leak 99 Deville Y motor
  180. Is 235 too hot for a N*star on hilly roads?
  181. Spark Plugs ACDELCO or somthign els ?
  182. Good mechanics to fix head gasket in Oceanside, California area
  183. rough idle, only when in gear and brake on
  184. The first head gasket failure - 1 out of around 90 or so
  185. Tranny problems?
  186. how to install serpentine belt on 98 concours
  187. engine swap
  188. Why high fuel pressure?
  189. 1997 Northstar low speed hesitation and noise
  190. 2001 DeVille DHS / North Star motor losing power
  191. Air-Dam / Belly Splash Guard importance on cooling your N*
  192. Make Your Own Damn Motor Mount
  193. cooling fans inop p01660
  194. Hard shifting 1-2 Help!
  195. Fabricated Torque Strut for the 2000+ Northstar
  196. Horrible Engine Bucking 93 N* Allante
  197. 1998 Seville STS Performance Engine Build - STAGE I
  198. My pulley melted
  199. 01 Deville issues, no codes, no check engine light
  200. '96 Deville Coolant Change
  201. Overheating
  202. White smoke after changing starter (by removing intake manifold)
  203. No current codes but...
  204. N* Powered Camaro
  205. Strange coolant/heat issue 99 STS
  206. 1998 STS engine full of mystery sludge?!
  207. Rough idle-stumble on accel
  208. 95 Eldorado 4.6L Engine stalls
  209. Oil in intake manifold 4.6 1993
  210. 98 Deville Concours Preformance Exhaust???
  211. Engine year compatibility
  212. Sucessful Northstar head gasket repair in a bottle
  213. PCM 09354896 code DCHJ
  214. 1997 4.6 eldorado up hill over heats
  215. fuel injector ohms
  216. 93 sts fuel rail removal tools
  217. Air ride compressor
  218. Overheating??
  219. Codes P0122 and P1122...
  220. Motor mount replaced!! WTF!!!!!
  221. 1996 Seville STS O2 Sensor REMOVAL. CAN"T GET TO IT
  222. 96 Seville where's the 02 Oxygen Sensor Location?? PLEASE HELP WONT PASS EMISSIONS!!!
  223. Long road trips good for the Northstar?
  224. headgaskets a 2nd time?
  225. 97 eldorado w/180,000 miles, should i upgrade to a preformance coil?
  226. 94 eldorado 4.6 - no codes - stumbling/chugging - about to give up
  227. Car not turning over
  228. Codes 340 and 1016 + Fixed A.I.R. with new coil cartridge?
  229. Transmission issue
  230. spark plugs
  231. Yearly engine oil changes really necessary?
  232. Overheating problem
  233. maybe you all know more
  234. What Oil For Northstar Cams and Flat Tappets?
  235. 93 seville sts fuel rail
  236. rear main seal
  237. 93-99 Camshaft picture needed
  238. Seville 03 shaking problems after tune-up.
  239. is it the head gasket again?
  240. Problems with starting the engine
  241. Adding an Electric water Pump 95 Northstar
  242. 1995 northstar for sale *LOCKED*
  243. After WOT Car smells strong of sulfur , rotten eggs
  244. Dexool Questions
  245. 2002 caddy deville
  246. Limp. Mode help
  247. Lifter starting to tap and needs replacing,
  248. Reg oil or Synthetic oil
  249. Coolant Shooting Out
  250. Random light miss during constant hwy cruising