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 MANUALSCHEVROLET2013IMPALA LTZREPAIR AND DIAGNOSISENGINE MECHANICALSTARTERBATTERY, CHARGING SYSTEM AND STARTING SYSTEMSPECIFICATIONSFASTENER TIGHTENING SPECIFICATIONS
2013 Chevrolet Impala LTZ
Fastener Tightening Specifications
2013 Chevrolet Impala LTZSECTION Fastener Tightening Specifications
Fastener Tightening Specifications
| Application | Specification | |
|---|---|---|
| Metric | English | |
| Battery Hold Down Fastener | 18 N.m | 13 lb ft |
| Battery Tray Fastener | 5 N.m | 44 lb in |
| Engine Harness Ground Terminal -to- Battery Negative Engine Ground Stud Fastener | 20 N.m | 15 lb ft |
| Generator Mounting Fasteners | 58 N.m | 43 lb ft |
| Generator Output BAT + Terminal Fastener | 20 N.m | 15 lb ft |
| Negative Battery Cable Engine Block Ground Stud/Fastener | 50 N.m | 37 lb ft |
| Negative Battery Cable Upper Tie Bar Ground Fastener | 10 N.m | 89 lb in |
| Positive Battery Cable Underhood Fuse Block Terminal Fastener | 15 N.m | 11 lb ft |
| Starter Heat Shield Fastener | 5 N.m | 44 lb in |
| Starter Mounting Fastener | 58 N.m | 43 lb ft |
| Starter Solenoid "BAT" Terminal Nut | 10 N.m | 89 lb in |
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.