P0327 Diagnostic Trouble Code Discussion for February 2023
Knock Sensor 1 Circuit Low Voltage (Bank 1)
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| Help Request | Posted | |
| 2002 GMC Sierra 2500 SL 6.0L MIL Lamp on VIN: 1GTHK23U82 P0327: Knock Sensor Circuit Low Frequency (Bank 1). Vehicle came in with codes p0327 and p0332 knock sensor codes. Performed OEM testing per [...] prodemand procedure. Found knock sensor defective. Installed OEM sensor and harness. Customer came back with same codes. Found broken exhaust manifold bolts on b... |
February 24, 2023 |
