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 MANUALSCHEVROLET2019EXPRESS 2500 BASE, VAN CARGO EXTENDED, 6.0L ENG VIN GREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 3 (ENGINE CONTROLS AND FUEL - 4.3L (LV1) - REPAIR INSTRUCTIONS)REPAIR INSTRUCTIONSKNOCK SENSOR 1 REPLACEMENTINSTALLATION PROCEDURE
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN G
Installation Procedure
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN GSECTION Installation Procedure
WARNING: This page is about a different variant/trim than selected.
Position the knock sensor (3).
- Install the knock sensor bolt (2) and tighten to 25 N.m (18 lb ft).
- Connect the electrical connector (1).
Position the knock sensor shield (2).
- Install the knock sensor shield bolt (1) and tighten to 25 N.m (18 lb ft).
- Lower the vehicle.
- Connect the battery negative cable. Battery Negative Cable Disconnection and Connection (Single Battery) , or Battery Negative Cable Disconnection and Connection (Dual Battery)
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.