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17 Tahoe- Large Evap Leak
Posted to Technical Discussion Forum on 7/9/2021 12 Replies

I have this 2017 Tahoe Lt with a CAPLESS fuel filler design that has a recurring P0455 DTC (large evap leak).

The vehicle first came in with the DTC and as I was testing the evap system I found that the pcm was not grounding the vent solenoid. After testing ... Login to read more.

12 Replies Received (View Replies)

 

car Vehicle Data

2017 Chevrolet Tahoe LT 5.3L

VIN 1GNSCBKCXH
Engine5.3 L

car Vehicle Data

2017 Chevrolet Tahoe LT 5.3L

VIN 1GNSCBKCXH
Engine5.3 L