DTC P1606 GMC

11.10.2025

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Vehicle engine and/or automatic transmission

Code: P1606 - There is a problem with the serial communication (data exchange system) between your vehicle's computer and Device 6.

dtc p1606 GMC

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The following error codes are often searched for

P0037 P0038 P0050 P0051 P0053 P0054 P0056 P0068 P0073 P0087 P0089 P00B7 P0100 P0101 P0102 P0103 P0106 P0107 P0108 P0113

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