- '03 STS making turbine-like sound for 5-10 secs on cold start. Any ideas?
- 95 Deville Concours performance
- "Low Refrigerant" & "A/C Compressor Off" B1348
- Oil Leak
- P/S pump leak
- Oil pressure Sending Unit
- I052 Code + Stalling + Instrument Panel Reset
- 1995 STS Performance ?
- Two pricing question
- A/C Question
- Turning off Injectors = Save fuel?
- 99 STS blown head gasket. what to do??
- Headlight problem!
- Crank seal replacement cost??
- Made the switch to Rotella...
- PCM Data, PD42 Octane?
- starter gives a single click
- looking at a scangauge 2 / question about pulling codes
- I did the intake and exhaust and no difference
- 98 & 99 SLS & STS Tuning only
- 03 4.6 Loud engine knock caused by roller rockers
- sluggish n* in a 96 eldo
- Code Question
- Octane Boosters
- Backfired while starting, now I have a miss!
- 94 Seville w/ 93 Engine & Trans (from Eldorado) Shift Problem
- Fan runs while car is shut off
- Making a trip to fastchip
- Bad Waterpump???
- Short runner intake
- 2001 Northstar 4.6 in 99 sts body??
- P094 code
- Spark Plug Gap
- 96 Deville stumbles on acceleration
- '99 Deville stalled and wont start
- Thought I had all the parts
- oil level sensor
- 94 4.6L SLS/STS Engine on Ebay
- 1995 STS won't start
- front HVAC blower not working on 2000 deville
- Roots style S/C for the northstar. Anytakers?
- Cooling fan motor bad?
- Help, still overheating after headgasket job .
- Good fresh tim-serted 94' SLS engine on ebay.
- 93 sts misses and no 2-3 shift
- Need Help
- Northstar mechanic in the Massachusetts??
- Oil Pressure Issue - 2000 Cadillac DeVille
- MAF Issues
- 02 sts N* Engine knock
- Cylinder Head Reconditioning
- Converter Size
- headgasket pics
- Radiator hoses
- 96 Eldorado ETC - Blown head gasket
- What Northstar do I have?
- 4.0 Northstar No Start PLEASE HELP!!!
- crank sensors
- What kind of gas mileage do you get with your Northstar?
- Motor build for sand rail
- 93 STS Northstar won't start
- engines misses after teardown
- Time out!!
- Oil Life % vs. Reality
- Rear Main Seal
- Sealing off a blown head gasket
- 93 sts trans solenoids?
- 2000-up coil pack crack
- clogged cat = overheating?
- HELP ME!!!! What is the difference between ECON and Auto
- How to tell if block is timeserted?
- intermittent "hard start" when car at operating temp
- overheating , but ez fix?
- thermostat starting to rise in strange way
- Clogged vacuum port to fuel pressure regulator
- humming noise
- Cadillac Overheating Issues
- rear wheel drive conversion
- '05 STS - Slipping Transmission at low MPH
- crankshaft postion sensor
- How to remove timeserts?
- Blocks cracking on final head torque?
- Transmission won't "kickdown" 1994 Eldorado
- overheating, waterpump? 2002 deville w/ 120k miles
- Northstar motor install
- Coolant leak...
- God a northstar sounds sexy, but does something sound odd
- noobie questions
- Dexcool/Peak coolant
- GM Oil Consumption TSB, 2007
- '96 Sls: P1406: Egr
- Northstar coil pack firing order
- how many cubic inches
- transmission oil looks dark :S
- Stock spark plug wires, 7 or 8 mm?
- Randomly Creeping High Idle Problem
- Trans Fluid/Filter change and Coolant drain/refill...
- What Should I Pay For Eibachs?
- Homemade Valve Spring Compressor
- Valve Stem Seal Puller
- P094 limp mode, no overdrive
- oil life monitor problem
- Its Alive
- Aluminum Block porisity
- Blown Headgasket
- 00 PCM on a 99 engine
- Not run for 6 years, what would you do?
- Parts ID
- High Performance Head Gaskets?
- Help the new guy make a good decision
- Free Northstar Engine
- 1999 Cadillac STS love/hate relationship...
- stuttering at idle
- 99 to 00+ swap differences
- Internal Mods For Northstar
- What's the difference between the STS and SLS engines?
- 2002 ETC Collector-mobile.
- 2000 dts northstar reliabilty
- Changing brakes on 96 SLS
- 1997 SLS (overheating)
- Timesert Kits?
- How long should I let the N* warm up in the morning?
- Which oil i need for my 96 eldorado????
- Engine Performance mods 95 STS
- Looking for a Timesert Kit
- Gasoline Consumption question
- opinions on high flow cats
- what year was it?
- N* performance
- squeeky serpatine belt *new belt and tensioner*
- Beef up a 4.6L NStar?
- How would i get a custom pcm?
- 96 sts starter problems, questions?
- What gives the Northstar its "whirring" sound at idle?
- 03 n* and trans in a 99 SLS
- royal purple on a N*
- bad idea to use 87 octane?
- my service engine soon light is on
- '95 Concours hard starting when it's cold outside
- I read a post about top tier gasoline....
- Are there any good oil additives to add...
- Has anyone ever got the P0741 code?
- 93 to 95 Northstar Tuning
- Car will not turn over....
- '94 sts.. ignition coils, ignition control module?
- Northstar 32 valve good for swap-out?
- timeserts -so do these things prevent bad head gaskets
- denso wires ???
- Before i go to beat the crap outta my car - WOT cleaning
- How often do you WOT your north*?
- P119 - Shorted Fuel Injector Problem
- 4T80-E Transmission Fluid Change - DONE!
- Eldo Gone....
- Northstar Air Consumption.
- Three (3) Codes on 1996 SLS: P1406, P0401, P0108
- Was there more then one north* engine in 1998?
- Are there any worthwhile performance mods for the 98 north*?
- Flushing Radiator
- Northstar Headgasket/Bolt Failure? Please let us know
- please identify mystery black box 01 DTS
- what is considered normal coolant temperture for a north*?
- Is there an easy way to change coolant?
- Another seafoam thread
- Invisible leak (coolant)
- Breaking in a N*
- valve noise at startup
- 96 to 99 Eldo, Deville, and 96, 97 Seville Tuning
- Running a Northstar on a LS1 PCM.
- My car has 121k on it..should I change the trany fluid?
- 96 Cylinder head on 93 block
- Sts Running Terrible
- 2002 plentum leak
- transaxel filter
- N* Injectors and Fuel Pressure Regulator
- transaxel fluid change
- After head gasket repair engine knocks
- recommended shop in Toronto/Kitchener area
- 00 to 03 engine in a 98 or 99 Seville.
- GM now offers Premium Remanufactured 4.6L Northstar
- Inserts
- How many miles to you get per tankfull with your north*?
- "break in" period for new Northstar engine
- Engine runs a bit rough during cold winter starts
- Ram Air! (Maybe)
- Radiator Cooling Fans not running
- Oh shoot...need help ASAP...:(
- tune up ,whats involved?
- New 95' STS owner with tech question
- Any problems trying 20W-50 in a '97?
- CKP Question for One of the Techs
- 150 miles in limp home mode
- 4.6 northstar fuel pressure?
- How long do Northstar engines last?
- Do you use dealer for Northstar repairs?
- To Rebuild or not.
- How can I drive 1000 miles with a coolant leak?
- Northstar Cam specs
- Turbo Charged STS Cadillac
- Type of engine?
- Engine code - EOP
- 1996 Cadillac DeVille NO CODES ????
- just got my Plates
- E85 on northstar ???
- Would this be a wise choice? [CAI] on a 184,000 mile northstar
- SS Fuel Rail Removal
- How long do you think caddy will keep the N*?
- product question
- NorthStar swap wiring harness
- compatable parts
- Need Help Info On Where To Buy Rebuilt Engine
- What is HOT for a blown head gasket
- o2 sensor question
- New motor runs a lil hotter?
- Talk about luck!!
- on the tranny subject
- Steering Wheel puff of smoke
- Cheap Northstar in NH, 35,000 miles
- No 1st Gear!!!
- 99 SLS and Straight DexCool rather than 50/50
- head
- 97 SLS Motor Swap to an 03. Is it possible?
- Starting issue
- help on my 99' seville sls
- 97 Deville No Longer Starts
- T061 T083
- so when i went to pull codes, it just said all
- How do I Reset the Change Oil Message?
- GM's Veiw on Fuel and Oil Additives
- so i got a few PCM codes
- Need help....PLZ!!
- Possible Applications for Northstar?
- service manual
- SLS Y-Code Engine: Do I need to replace the EGR Valve? PCM?
- 94 concours
- Custom intake and nitrous
- My Photo Essay N* Head Gasket Repair Job
- Cryogenics
- New Engine...climate control issues.
- Northstar Dyno Registry
- Tranny problems?
- 1998 Seville STS Chiptuning
- Are headgasket issues getting more common lately?
- 96 sts supercharger
- how to stay away from power loss
- rental lincoln
- 93 sts traction disabled
- Questions, Questions, and more Questions
- Starter location
- 2003 Deville with RWD
- P0300,p - Engine Misfire Detected 2002 deville, help please