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 MANUALSCHEVROLET2019CRUZE LS, 4D HATCHBACKREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTENTERTAINMENT SYSTEMSCELLULAR, ENTERTAINMENT, AND NAVIGATIONDIAGNOSTIC INFORMATION AND PROCEDURESDTC B2455CONDITIONS FOR SETTING THE DTC
2019 Chevrolet Cruze LS, 4D Hatchback
Conditions for Setting the DTC
2019 Chevrolet Cruze LS, 4D HatchbackSECTION Conditions for Setting the DTC
B2455 02
Control module K73 detects: Cellular Telephone Microphone Signal = Short to Ground
B2455 04
- Control module K73 detects: Cellular Telephone Microphone Signal = Open Circuit
- Control module K73 detects: Cellular Telephone Microphone Low Reference = Open Circuit
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.