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Northstar Engines and System Technical Discussion

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Sticky Northstar Headgasket/Cracked Block/Bolt Failure? Please let us know
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239K
 by WesleysHuman
Sticky High Mileage Northstar Thread: Who can beat me?
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 by Vladpryde
Sticky Northstar Engine Technical Archive - engine development and care info
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 by Submariner409
Sticky Northstar Swaps - What years are interchangeable and the differences
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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 Northstar FWD or RWD owner? You NEED to study this!
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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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 by 04GrandAmGT
Sticky Engine Coolant Temperature Gauges / Cooling Fans Operation Explained
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 by CadillacLuke24
Sticky Everything You ever Wanted To Know About Cooling System Sealant Tabs
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61K
 by Ranger
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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 by mcowden
POOF SOUND
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 by MIKELEE2007
Need some help with Northstar swap project.
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 by Submariner409
2005 SRX timing chain problem
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 by Biggsk
decoding 4.6 block vin
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 by Submariner409
Upgraded fuel injectors
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 by Johnnbuddy4
Northstar 1993 Fan Problems
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 by Submariner409
Alternator Cooling
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 by Ranger
95 Eldorado engine interchange
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 by Johnnbuddy4
2002 STS water crossover quick connect fitting for heater circuit
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 by Submariner409
Combustion leak detector
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 by Harry Yarnell
Mechanic's "database" on Northstar HG failure
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 by Submariner409
99 Deville with p0118 after Norms inserts.
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 by Johnnbuddy4
Cam Replacement in Car
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3K
 by stskenny
Oil pressure light on at idle - oil filter discussion
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 by Submariner409
Blown northstar head gasket solution - $250
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 by CADDYELDO
Stubborn Water Pump Removal
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 by Ranger
1998 deville AC service ports
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 by cef2lion
What other engines fit a 1999 Cadillac sts?
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13K
 by Submariner409
Dreaded N* oil leak
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 by byrdman
Headbolt and insert differences
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 by Ranger
Northstar Engines and System Technical Discussion Discussions relating to the Northstar System and various drivetrain mechanical/electrical/sensor ...
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