Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSGMC2013SIERRA DENALI AWD V8-6.2LREPAIR AND DIAGNOSISSTARTING AND CHARGINGBATTERYSERVICE AND REPAIRREMOVAL AND REPLACEMENTBATTERY REPLACEMENT
2013 GMC Sierra Denali AWD V8-6.2L
Battery Replacement
2013 GMC Sierra Denali AWD V8-6.2LSECTION Battery Replacement
Battery Replacement
Removal Procedure
Warning:
Refer to Battery Disconnect Warning Service Precautions.
1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (TP2) Battery Negative Cable Disconnection and Connection (TP2)Battery Negative Cable Disconnection and Connection (Single Battery) Battery Negative Cable Disconnection and Connection (Single Battery).
2. Open the starter solenoid cable cover at the positive battery terminal.
3. Loosen the starter solenoid cable nut (5).
4. Remove the starter solenoid cable from the positive battery terminal.
5. Reposition the starter solenoid cable out of the way.
6. Remove the front fender rear upper brace bolts and brace.
7. Remove the battery hold down retainer bolt and retainer.
8. Remove the battery.
Installation Procedure
1. Install the battery.
Caution:
Refer to Fastener Caution Fastener Caution.
2. Install the battery hold down retainer and bolt and tighten to 25 Nm (18 lb ft).
3. Install the front fender rear upper brace and bolts and tighten to 9 Nm (80 lb in).
4. Position the starter solenoid cable to the battery.
5. Install the starter solenoid cable to the positive battery terminal.
6. Tighten the starter solenoid cable nut (5) to 5 Nm (44 lb in).
7. Close the starter solenoid cable cover at the positive battery terminal.
8. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (TP2) Battery Negative Cable Disconnection and Connection (TP2)Battery Negative Cable Disconnection and Connection (Single Battery) Battery Negative Cable Disconnection and Connection (Single Battery).
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.