Workshop Repair and Service Manuals GMC SIERRA
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Electrical

Front Seat Heater Kit Installation - part 2      Replacementfasteners must be the correct part number for that application.Fasteners requiring replacement or fasteners requiring the use ofthread locking compound or sealant are identified in the serviceprocedure. Do not use...
Front Seat Heater Kit Installation      Installation Instructions Part Number 19159289 Note:For Pick-up only, the vehicle this accessory is being installed MUST NOT HAVE thePower Take Off (PTO) option. The heated seat switches are located in the same spotin the...
Fuses      Fuse Location The bi-fuel system has two fuses that are part of the engine compartment wiring harness.Both fuses are in a plastic holder that is mounted inside the engine compartment,near the accessory battery tray.
Gasoline Compressed Natural Gas Fuel Selector Relay Replacement Relays      Removal ProcedureTurn off all electrical accessories and lamps.Turn the ignition key OFF.Disconnect the negative battery cable. Refer toBattery Negative Cable Disconnection and Connection. Remove the relay nut and bolt-(1)....
Generator Battery Cover Access Door Replacement Alternator Generator      Generator Battery Cover Access Door Replacement Callout Component Name Preliminary Procedure Lift the rear seat cushion the full upright position. 1 Generator Battery Cover Access Door Procedure Carfully...
Generator Battery Cover Replacement Alternator Generator      Generator Battery Cover Replacement Callout Component Name Preliminary Procedure Lift the rear seat cushion the full upright position. 1 Generator Battery Cover Procedure Carfully disconnect the generator...
Generator Battery Jumper Cable Replacement (K76) Alternator Generator      Generator Battery Jumper Cable Replacement Callout Component Name Preliminary Procedures Disconnect the battery negative cable. Refer toBattery Negative Cable Disconnection and Connection. 1 Mega-Fuse Holder...
Generator Battery Vent Fan Relay Replacement Relays      Generator Battery Vent Fan Relay Replacement Callout Component Name Danger:Always perform the High Voltage Disabling procedure prior toservicing any High Voltage component or connection. PersonalProtection Equipment...
Generator Battery Vent Fan Replacement Alternator Generator      Generator Battery Vent Fan Replacement Callout Component Name Danger:Always perform the High Voltage Disabling procedure prior toservicing any High Voltage component or connection. PersonalProtection Equipment (PPE)...
Generator Bracket Replacement (V6) Alternator Generator      Removal Procedure Remove the generator. Refer toGenerator Replacement.Remove the drive belt tensioner. Refer toDrive Belt Tensioner Replacement.Remove the drive belt idler pulley. Refer toDrive Belt Idler Pulley Replacement...
Generator Bracket Replacement (V8) Alternator Generator      Removal Procedure Remove the generator. Refer toGenerator Replacement.Remove the power steering pump. Refer toPower Steering Pump Replacement.Remove the engine wiring harness clip bolt (3) are repositionthe clip (1) away...
Generator Control Module Coolant Inlet Hose Replacement Alternator Generator      Generator Control Module Coolant Inlet Hose Replacement Callout Component Name Preliminary ProceduresDrain the cooling system. Refer toGenerator Control Module Cooling System Draining and Filling.Raise the vehicle....
Generator Control Module Coolant Outlet Hose Replacement Alternator Generator      Generator Control Module Coolant Outlet Hose Replacement Callout Component Name Preliminary ProceduresDrain the cooling system. Refer toGenerator Control Module Cooling System Draining and Filling.Remove the air...
Instrument Panel Electrical Center or Junction Block Replacement - Left Side Junction Box      Instrument Panel Electrical Center or Junction Block Replacement - Left Side Callout Component Name Preliminary Procedure Remove the instrument panel (I/P) knee bolster. Refer toKnee Bolster Replacement. 1...
PI0412B No Crank No Start Dead Battery Due to Parasitic Drain Discharge - (Feb 27 2013) Low Voltage Battery      Subject: No Crank/No Start, Dead Battery Due to Parasitic Drain/Discharge Models:  2011-2013 GM Passenger Cars and Trucks (Except Cadillac STS, Chevrolet Volt) Equipped with OnStar® This PI is being revised...
PI0938 Powertrain and Various Electrical Electronic Control Issues - (Mar 25 2013)      Subject: Powertrain and Various Electrical/Electronic Control Issues Models:  2007-2014 GM Passenger Cars and Light Duty Trucks     Condition/Concern The following two labor codes is for claiming “Labor...
PI1098 Battery Test Cold Cranking Amperage (CCA) for Original Equipment Batteries and Testing Tips - (Nov 6 2013) Low Voltage Battery      Subject: Battery Test Cold Cranking Amperage (CCA) for Original Equipment Batteries and TestingTips Models:  2012-2014 GM Cars and Trucks     Correct battery cold cranking amperage (CCA) ratings and type...
PIT4539P Drive Motor Generator Control Module (PIM) Part Restriction - (Aug 3 2012) Alternator Generator - part 2      This seal kit needs to be ordered by the dealerand is not a restricted part. Driving Condition Customer Questionnaire Please have the customer answer as many questions below and as accurately as possible. What was the...
PIT4539P Drive Motor Generator Control Module (PIM) Part Restriction - (Aug 3 2012) Alternator Generator      Subject: Drive Motor Generator Control Module (PIM) Part Restriction Models:  2009-2013 Cadillac Escalade 2009-2013 Chevrolet Silverado 2008-2013 Chevrolet Tahoe 2009-2013 GMC Sierra 2008-2013 GMC...
PIT4585E 2-MODE (HYBRID) No Crank After Discharged Or Dead 12v Battery - (Nov 16 2012) Low Voltage Battery      Subject: 2-MODE (HYBRID) No Crank After Discharged Or Dead 12v Battery Models:  2009-2013 Cadillac Escalade Hybrid 2008-2013 Chevrolet Tahoe and GMC Yukon Hybrid 2009-2013 Chevrolet Silverado and GMC Sierra...
PIT4813C Normal Characteristic - Service Charging System Message Or Low Volt Gauge Reading After Cold Start - (Dec 12 2012)      Subject: Normal Characteristic - Service Charging System Message Or Low Volt Gauge ReadingAfter Cold Start Models:  2007-2013 Chevrolet Silverado 2007-2013 GMC Sierra With 6.6L Diesel Engine This PI was...
PIT4816E Diagnosing Troubleshooting Multiple Electrical Concerns Intermittent No Crank Or DTC C0900 - (Oct 16 2013)      Subject: Diagnosing / Troubleshooting Multiple Electrical Concerns / Intermittent No Crank/ Or DTC C0900 Models:  2007-2014 Cadillac Escalade Models 2007-2013 Chevrolet Avalanche, Silverado 1500 2007-2014...
PIT4821C (Hybrid) High Voltage 2-Mode Battery Parts Restriction-TAC - (Mar 15 2013) Low Voltage Battery - part 4      arranty Information For vehicles repaired under warranty use: Labor Code Description Labor Time  N5823 Drive Motor Generator Battery Replacement Use Published Labor Operation Time Add Administrative...
PIT4821C (Hybrid) High Voltage 2-Mode Battery Parts Restriction-TAC - (Mar 15 2013) Low Voltage Battery - part 3      In the event the HV Battery needs to be recycled, refer to the webpage "General MotorsRecycle My Battery” http://recyclemybattery.com/ for the latest information. SHIPPING PREPARATIONDisable the high voltage at the drive motor...