• Northstar Headgasket/Bolt Failure? Please let us know
• Everything You ever Wanted To Know About Cooling System Sealant Tabs
• Root Cause of Head gasket Failure and a Fix?
• Got codes? Look here!
• Northstar Tuning
• Sick Baby
• 2000 Deville with Denso plugs
• Previously Timeserted block?
• VIN or other link to body stamped on block?
• turbo charging a Northstar
• Oil Testing, laboratories, and Additives
• Prevent head gasket failure
• Block Test Confirms!...or ?
• What timesert kit is this referencing?
• p1350 & p1375 codes?
• idle speed control
• 2000 DeVille Northstar Problem
• What happen to my overdrive???????
• bad fuel economy, rough(er) idle, need help!
• Running a Northstar on a LS1 PCM.
• 98 sts bogging and backfiring
• 00 to 03 engine in a 98 or 99 Seville.
• Overheating mystery
• Headgaskets And "time-serts"!?
• 99 STS, almost working
• What gets relearned after battery disconnect?
• ~Cadillac Deville Concours 59,000 A DISASTER??~
• Anyone heard of this?
• Northstar Overheating!!! HELP
• 99 Deville Hesitation during Acceleration
• strange noise please help
• Another Successful Mod (albeit potentially destructive)
• After Timesert HG Repair Service Schedule?
• Top engine compartment struts
• Replacing Cylinder Heads Project
• 97 Etc N* Head Gasket Project
• Torque Management VS Traction Control Reduced Torque
• Northstar Rant
• crankshaft sensor location ?
• How to install Nitrous the correct way! I need input
• '01 Deville with Half case leak, any temp fixes/band-aides?
• Are All Xlr's The New Style Closed Deck?
• Changing Coolant and the Right Number of Tablets
• Anyone Swapped a 4.4 SC Engine?
• Are A & B Crankshaft Position Sensors the same sensor??
• PCM 0101 code set on WOT
• How Much Coolant?!?!
• Missed one connection
• MAF Translator
• How much bubbling in surge tank indicates bad head gasket?
• HELP!! Fuel Rail Recall Problems 1996 Seville
• Jet Power Flow Mass Air Sensor
• O2, IAT, MAF sensor reliability on 2000 N*?
• What to do with these? (headgasket help)
• eldorado1 (and others)...my brain is failing me...help!
• 00 N* still rough idle after changing plenum, cleaning TB
• Questions On Rebuilding a Northstar Engine
• Kent-moore Inserts, Anyone Every Use Them?
• Northstar 4.0 mods?
• Look at these plugs
• smoking engine after install
• upper trans oil cooler hose leaking
• Random Misfire P0300 code
• 1996 Eldorado Won't Start
• 93 STS Northstar wont start
• cometic, felpro or gm oem! Head gasket survey.
• Fuel Cutoff For Z-rated Sts
• radiator hose sucking itself in after car cools off
• High Mileage Northstar Thread: Who can beat me?
• New Mods on Customers cars
• Not Again
• Engine oil level sensor leaking
• No access to PCM info via dashboard OBD?
• 99 STS Northstar and Trans axle Problem
• 93 Allante w/Northstar Tranny Issues
• Rough runner when it rains. 93 n'star
• Frenchy ask help for his cadillac sts
• Best years for N* between 93 and 99
• 96 Cad DeVille Questions
• Check Gas Cap Code
• What other engines fit a 1999 Cadillac sts?
• Any possible options to fix this engine noise?
• I broke a water pump pulley
• Sticking gas pedal????, high idle all of the sudden???? What do I check??? PLZ HELP!!
• Leave no bolt behind - Transmission Case
• Catalytic Convertor Clogged
• replaced hg, low oil pressure
• OH no...another one!
• P0171 to lean code?
• 2002 Deville HG Replacement
• Thinking of coming over to the N* camp....
• 98 Deville theft sytem problem??
• Looking for a 2000-2005 Deville/DHS
• Water Pump Drive Pulley Removal
• Newest Intake work...
• getting ready to start this hd job
• power steering pressure hose
• Is it ok..........
• Help!!!what Parts Do I Need For N*headgasket Replacements?
• Possible Fuel issue?
• A/C blowing warm air
• N* cams
• Northstar Dyno Registry
• 2001 Deville thermostat
• Another overheater...
• Main Bearing Cap Torque
• remote start diy <help please>
• Car lunges forward when tapping gas
• Symptoms of broken motor mount (2000 STS) ??
• What else should I clean when replacing intake plenum?
• 4T80E Modification
• N* dress ups
• Solid Motor Mount?
• Are There any Hot Rodder's here?
• going to attempt head gaskets
• Recommndations for N* Tech in Boston/RI Area?
• My Nitrous project is under way...
• 1993 Northstar Rough Idle
• Lifter, Cam, Valve Issue? (Sounds like Chubby Ranger)
• Is car driveable with Blown HG?
• northstar engine
• Finally Found PCM Programmer for 96-04 N* OBD-2!!!
• check this out if you have had cooling system trouble ie headgaskets
• 94 STS High HC at Idle
• Need help on 98 cad seville sls
• Thank You so much
• Help
• 2000 SLS uses 1qt oil every 500mi - Should I be worried???
• Fi A/f Ratio
• N* Headgasket Replacement
• 2001 Seville dies out????
• northstar eldorado swap
• Is this a cracked intake plenum? (see attached pics)
• spare parts after rebuild **HELP**
• new HG, coolant issues
• 98 STS Engine Removal
• 2000 N* Rough Idle in Seville STS
• Headgaskets!
• air filter
• New Bar's Leaks Product
• Northstar Valvetrain Clatter
• 94 STS N* Top End Oil leak
• Fuel pressure or pump problem? Need Help!
• how to replace motor mount on 97 deville northstar
• My Head gasket job
• Data loging with performance monitoring and measuring devices
• Which Northstar do I have?
• White Smoke coming from front of car
• Please help 1995 STS "Service Engine Soon" jumping out of gear?
• My Photo Essay N* Head Gasket Repair Job
• sealant- case 1/2's
• 01 STS running rich
• Sorry for the rant but early NS owners need to know
• northstar gone bad....AHHHHH
• Spark plugs ?
• Northstar Oil Usage
• heating and a/c system please help
• Northstar Cam specs
• The Ultimate FWD Cadillac Northstar Build
• Noise coming from LH head - valve?
• for under 8k would anybody buy a NS Caddy?
• Headgasket, or what?
• Does 2006 Dts Engines Have Headgasket Problems Also?
• clogged radiator?????
• no spark
• Replacing starter-port intake?
• New Coolant
• 94jN* What do I use for a sealant when I put the intake manifold back on?
• no spark
• Reuse main bearings?
• newest member of the headgasket club
• AJ-Question
• What Northstar do I have?
• head gasket
• Professionally Painted Northstar Engine Covers
• 93, 94 or 95 Eldo worth buying?
• 94 N* Help white smoke out of exhaust
• Difference between VIN Y and VIN 9
• PLEASE HELP!!! Stalling when warm and smoking alternator
• misc questions
• northstar in a monte carlo
• camshaft sensor
• Demise of the Northstar
• 1999 northstar warped heads
• 150 shot on stock 2008 DTS??
• Northstar engine swap
• No spark,Please help !!
• No pulses on the injector wires?
• Head Gasket Failure Signs
• 99" Sts, Rough Idle When Cold. Help!!!
• p0340 camshaft position sensor
• N* Water Pump...I think
• could this be anything else?
• 4.6L Northstar camshaft position sensor
• 4t80-e
• Swap LD8 in for a L37
• Blown head gasket
• Torque Multiplier Upgrade ??????? hmmm
• Water Pump Replacement
• Which Head Gasket to use?

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