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 MANUALSCHEVROLET2010COLORADO 2WD L5-3.7LREPAIR AND DIAGNOSISSTARTING AND CHARGINGBATTERYSERVICE AND REPAIRREMOVAL AND REPLACEMENT
2010 Chevrolet Colorado 2WD L5-3.7L
Removal and Replacement
2010 Chevrolet Colorado 2WD L5-3.7LSECTION Removal and Replacement
Battery Replacement (LLV/LLR) (2.9L/3.7L)
Removal Procedure
1. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection (Battery Negative Cable Disconnection and Connection).
2. Open the protective cover (3) to access the battery positive cable terminal.
3. Loosen the battery positive cable nut (4).
4. Disconnect the battery positive cable from the battery.
5. Disconnect the battery vent duct from the upper battery box (2).
6. Press the locking tabs (1) inward in order to remove the upper battery box (2) from the lower battery box (3).
7. Remove the battery retainer nut (3).
8. Remove the battery retainer (1) and washer (2).
9. Remove the battery (4) from the lower battery box (5).
Installation Procedure
1. Install the battery (4) into the lower battery box (5).
2. Install the battery retainer (1) and washer (2).
Caution: Refer to Fastener Caution (Fastener Caution).
3. Install the battery retainer nut (3) and tighten to 15 Nm (11 lb ft).
4. Install the upper battery box (2) over the battery, engage the locking tabs (1) into the lower battery box (3).
5. Connect the battery vent duct to the upper battery box (2).
6. Clean any existing corrosion from the battery terminal and battery cable using a wire brush.
7. Connect the battery positive cable to the battery and tighten the battery cable nut (4) to 9 Nm (80 lb in).
8. Close the protective cover (3) over the battery positive cable terminal.
9. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection (Battery Negative Cable Disconnection and Connection).
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.