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Posts Tagged: C0327

C0327 4WD

Diagnose and fix a C0327 4WD trouble code on GM A C0327 4WD trouble code relates to the transfer case shift motor and can caused by any of the following: C0327 07 Encoder circuit voltage above threshold C0327 06 Encoder circuit short to ground or open C0327 06 Encoder circuit signal invalid What is a transfer case motor? A transfer case motor shifts the vehicle into and out of 2LO, 4HI and 4LO. The motor is equipped with an analog sensor that signals back to the transfer case shift control … Read More

GM C code definitions

GM C code definitions Here are definitions for some C chassis codes from the transfer case on GM vehicles. C0300: REAR SPEED SENSOR MALFUNCTION C0305: FRONT SPEED SENSOR MALFUNCTION C0306: MOTOR A OR B CIRCUIT C0321: TRANSFER CASE LOCK CIRCUIT C0327: ENCODER CIRCUIT MALFUNCTION C0359: FOUR WHEEL DRIVE LOW RANGE (4LO) DISCRETE OUTPUT CIRCUIT C0374: GENERAL SYSTEM MALFUNCTION C0379: FRONT AXLE SYSTEM C0550: ECU MALFUNCTION © 2012 Rick Muscoplat

Service 4WD lite on C0327 C0327 P0836 P0500

How to fix a Service 4WD lite on C0327 C0327 P0836 P0500 GM has issued a technical service bulletin (TSB) 3061F to address problem with Service 4WD lite on C0327 C0327 P0836 P0500 on the following vehilces 2004-2006 Buick Rainier 2003-2006 Chevrolet Avalanche, Silverado Classic 2003-2006 Chevrolet Suburban, Tahoe 2002-2008 Chevrolet Trailblazer 2002-2008 GMC Envoy 2003-2006 GMC Sierra Classic, Yukon, Yukon XL 2002-2004 Oldsmobile Bravada The problem shows up in “K” style trucks equipped with 246 and 263 transfer cases and results in trouble codes C0327, C0327, P0836, P0500. In … Read More


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