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.
Installation Procedure
2013 Chevrolet Impala LTZSECTION Installation Procedure
- Install the ignition coil(s) (2).
- Install the ignition coil bolt(s) (1)and tighten to 10 N.m (89 lb in).
- Connect the engine wiring harness electrical connector(s) (1) to the ignition coil(s).
- Install the intake manifold. Refer to Intake Manifold Replacement .
CAUTION:
Refer to Fastener Caution .
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.