Northstar Engines and System Technical Discussion | Cadillac Owners Forum

Sticky Everything You ever Wanted To Know About Cooling System Sealant Tabs

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by Submariner409

Sticky High Mileage Northstar Thread: Who can beat me?

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by user99

Sticky Northstar Headgasket/Cracked Block/Bolt Failure? Please let us know

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by RussellBoulding

Sticky Pre-2000 Northstar destruction video

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by amana

Sticky Northstar Swaps - What years are interchangeable and the differences

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by Harry Yarnell

Sticky Northstar Engine Technical Archive - engine development and care info

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by Submariner409

Sticky Pre-2000 Ignition Control Module (ICM) - How It Works

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by Submariner409

Sticky Root Cause of Head gasket Failure and a Fix?

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by Pht

Sticky Maintaining Northstar Engines *A must Read*

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by Submariner409

Sticky 1996 - 2003 Northstar head bolt torque specs

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by Submariner409

Sticky Northstar intake manifold swap question - 2000 redesign ?

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by Submariner409

Sticky Northstar Vehicle Production Numbers 1993-2009

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Sticky Engine Coolant Temperature Gauges / Cooling Fans Operation Explained

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by CadillacLuke24

Sticky Northstar Ring Cleaning Procedure and proper oil level - TSB

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by Submariner409

Sticky Temperature Gauge Dampening

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by Ranger

Sticky Acronyms

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by Ranger

Sticky How To Pull Codes (DTC's)

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2006 4.6 Northstar performance upgrades

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by Steph 66 Eldorado

92 Deville won't start

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by Submariner409

Crossover gasket lessons learned

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by Caddy_867-5309

Northstar miss at idle

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by sefiro

2007 DTS 4.6 with miss and injector codes

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by amana

Rough idle and no power

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by Submariner409

Dies after driving when I start again

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by Ranger

2000 SLS temperature spikes

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My 02 DeVille overheats and it makes a hissing sound when I start it up

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Alignment of VVTs (actuators) - confusing

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by Cadillac-Sam

Guide to replacing valve cover gaskets on a LH2 Northstar

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Cylinder #4 Misfire

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by ap41563

94 ETC regulator harness?

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by r.merrill0385

How long do Northstar engines last?

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Flogging a Northstar for 5 minutes - temp gauge

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by Submariner409

2000 STS over heat problem

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by Ranger

Dexcool or the green coolant?

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AC Compressor bypass

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by Submariner409

Engine Repair - Kansas City area

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Input shaft speed sensor

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by Submariner409

4T80E pan bolt problem

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by sefiro

96 ETC - blown head gasket

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by Submariner409

2007 DTS timing chains and case halves reseal

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by Submariner409

Codes p0340, p0345, p0365, and p0390

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by TJ Gass

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by Submariner409

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by Submariner409

Guys:How many miles does your N* Motor have, WITHOUT ever doing a HeadGasket repair??

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by CharlesBunton

Northstar review

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by Robroy

Huge thanks to Joe at Midwest Cadillac Repair

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by CadillacLuke24

One Eldorado - two Northstars

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509

4T80E Modification

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by Submariner409

WOT on 2000 and other questions

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by Submariner409

1996 Eldorado high pressure hose leaking

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by Submariner409

CHRFAB cams installed - 98 STS - the results are in

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by Jimmyboy1932