p0332
Moderate
GMC · Trucks
Knock Sensor 2 Low Bank 2
Quick Answer
Error code P0332 on your GMC Trucks means: Knock Sensor 2 Low Bank 2. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
How to Fix It
1
Inspect knock sensor 2 on bank 2
2
Clean sensor connector and check for corrosion
3
Measure knock sensor signal voltage
4
Check continuity of sensor wiring
5
Install replacement knock sensor as needed
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
Wire connector terminal
Sensor gasket
High-temp grease
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