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Powertrain

P0C76

Code meaning and manufacturer information

OBD-II / DTC

Reference meaning

What does this code mean?

The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.

A code identifies a detected condition, not a part that must automatically be replaced.

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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Before replacing a part

Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.

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Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

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Manufacturer communications

3

Original wording in English

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N192226060 ↗

CHEVROLET

Service Update. Certain vehicles may exhibit the high voltage bulkhead battery disconnect unit (BBDU) positive and/or negative contactors or relays, permanently or intermittently welded in the closed position. Contactors welded in the closed position will set DTC?s P0AA1 (positive), P0AA4 (negative), and P0C76 (hybrid). The malf…

08-107-17 ↗

CHRYSLER

Loose High Voltage Cable at the Power Inverter Module (PIM) Terminal This bulletin involves inspecting the High Voltage Interlock Loop (HVIL) connector and potentially installing a Power Inverter Module (PIM) kit. The customer may describe a loss of vehicle propulsion or a Malfunction Indicator Light (MIL) illuminated with the f…

PIT4585E ↗

CADILLAC, CHEVROLET, GMC

This Preliminary Information communication provides information to the technician about vehicles that may have a no crank condition after the vehicle has had very low accessory battery voltage or a dead battery condition. Technician may find Diagnostic Trouble Code P0C76 set. Technician should be advised that anytime a battery c…

Check vehicle applicability

47

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

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MakeModelModel year
CadillacESCALADE ↗2013
CadillacESCALADE ↗2012
CadillacESCALADE ↗2011
CadillacESCALADE ↗2010
CadillacESCALADE ↗2009
ChevroletSILVERADO ↗2013
ChevroletSILVERADO ↗2012
ChevroletSILVERADO ↗2011

Can I keep driving?

A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.