Code B2725

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Oct 10, 2020 | 04:19 AM

Alex DjFlaco

Thread Starter

Senior Member

Joined: May 2020

Posts: 183

Code B2725

I'm a bit confuse with this code. I know what its saying but there so many different things people search and find. Im not sure weather i need like a sensor or just the whole 4x4 panel.

Oct 10, 2020 | 01:22 PM

hummerz

Senior Member

Joined: Jul 2012

Posts: 9,016

From: C-Town

Service 4 Wheel drive error

HUMMER DTC B2725

Make:HUMMER
Code:B2725
Definition:ATC Mode Switch Circuit Malfunction
Description:Ignition ON. System voltage 9-18 V.
Cause:

The TCCM constantly monitors the voltage on the switch signal circuit.
If the system detects a voltage level under 0.3 volt or greater than 0.5 volts for 600 seconds, the DTC is logged.