p0332
Moderate
Chevrolet · Trucks
Knock Sensor 2 Circuit Low Input (Bank 2)
Quick Answer
Error code P0332 on your Chevrolet Trucks means: Knock Sensor 2 Circuit Low Input (Bank 2). This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
CK15706Colorado LT 2024Colorado Trail Boss 2024Colorado WT 2024Colorado Z71 2024Colorado ZR2 2024Silverado 1500 Custom 2024Silverado 1500 High Country 2024Silverado 1500 LT 2024Silverado 1500 LT Trail Boss 2024Silverado 1500 LTZ 2024Silverado 1500 RST 2024Silverado 1500 WT 2024Silverado 1500 ZR2 2024Silverado 2500HD High Country 2024Silverado 2500HD LT 2024Silverado 2500HD LTZ 2024Silverado 2500HD WT 2024CL14543CS10403CK10743CK10543CK20943CK30943CK10906
Likely Causes
How to Fix It
1
Access the knock sensor 2 located under the intake manifold on the bank 2 side
2
Inspect the knock sensor wiring harness for chafing, corrosion, or damage
3
Check the knock sensor mounting bolt torque (typically 15 ft-lbs)
4
Test the knock sensor resistance with a multimeter (should read within manufacturer spec)
5
Replace the knock sensor and harness if damaged or out of specification
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Knock sensor 2
Knock sensor wiring harness
Intake manifold gaskets (if removal is required)
Thread sealant for sensor mounting bolt
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