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2018 Silverado DTC P2138 - Stranded 3 times so far...

Model: 2018 Silverado Fault Code: P2138 Posted: 2018-10-22 08:36

Replaced the accelerator pedal w/sensor the first time. Replaced the ECM the second time. Now what? Replace the throttle body and its sensors? any help?

Related fault codes

P2138

Comments (4)

Anonymous 2018-10-22 09:54

When you say stranded, do you mean it gets stuck in limp mode? Also being a 2018, isn't it still under warranty?

Anonymous 2018-10-22 13:26

yes, limp mode. yes, under warranty. Dealer did the above repairs. They are obviously just throwing parts at it. No real diagnosis.

Anonymous 2018-10-22 17:12

Please let us know the outcome/final fix. Thanks.

Anonymous 2018-10-22 19:52

Gm has a tsb on this. TSB #07-06-04-019F. Possible water intrusion into IP.