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P03452021 Model Year TelemetryHigh Severity

P0345 on 2021 Chevrolet Traverse

Camshaft Position Sensor A Circuit Malfunction (Bank 2)

Technical troubleshooting wire for fault code P0345 specifically tailored for the 2021 Chevrolet Traverse. Includes wiring sensor pinouts, freeze frame PID parameters, and step-by-step diagnostic tree.

2021 Engine Control Module (ECM) Specific Calibration
Chevrolet Traverse2021 Traverse
2021 Chevrolet Traverse
SUV2.5L Turbo 4-Cyl (328HP) / 3.6L V6 (310HP AWD)
2021 Stats
Vehicle
2021 Traverse
2.5L Turbo 4-Cyl (328HP) / 3.6L V6 (310HP AWD)
ECU Subsystem
Automotive OBD-II
SAE Mode $01 & $02
Est. Repair Cost
$120 - $350
OEM Parts & DIY
Urgency Level
High
Drivable (Short)
Switch Traverse Model Year for P0345

Common 2021 Traverse Symptoms

  • Check Engine Light on
  • Hard starting
  • VVT disabled on Bank 2

Likely Root Causes on 2021 Traverse

  • Defective Bank 2 camshaft position sensor
  • Broken wiring harness
  • Low oil pressure to VVT phaser

Step-by-Step Fix Protocol for 2021 Chevrolet Traverse

Step 1: Scan & Record Freeze Frame Data

Connect an OBD-II scanner to the DLC port under the driver dashboard. Record engine RPM, Short Term / Long Term Fuel Trim (STFT/LTFT), and engine coolant temperature at the moment P0345 set.

Step 2: Inspect Wiring Harness & Pin Voltages

Inspect the sensor connector on the 2021 Traverse engine bay. Use a multimeter to verify reference voltage (5.0V / 12.0V) and ground continuity.

Step 3: Component Replacement & PCM Reset

Replace the verified defective component using OEM or equivalent grade parts. Clear DTC P0345 and complete an EPA drive cycle to verify readiness monitors set to READY.

Recommended Parts & Testing Tools

Equipment for Diagnosing 2021 Chevrolet Traverse (P0345)

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2021 Chevrolet Traverse OEM Replacement Sensor

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Direct-fit replacement assembly engineered to OEM tolerances for 2021 Chevrolet Traverse.

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Sensor Signal Voltage Meter

AstroAI Auto-Ranging Digital Multimeter

4.6 / 5.0 (Best Seller)

Essential for testing 0.1V–5.0V sensor reference signals, ground continuity (<0.20Ω), and harness resistance.

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BlueDriver Bluetooth Pro OBDII Scan Tool

4.7 / 5.0 (50,000+ Reviews)

Reads and clears enhanced codes (ABS, Airbag, Transmission, Engine) & live freeze-frame telemetry on phone.

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