Customer?s complaint may include a MIL-on with one or more of the following DTCs Active, Pending, or...

Bulletin number

S1918000008

Component

Back over prevention

Summary

Customer?s complaint may include a MIL-on with one or more of the following DTCs Active, Pending, or Stored in the PCM: P0133, P0137, P0171, P0300, P2096. The root cause could be due to oil leaking from Bank 1 valve cover seal on to the 1/2 Bank 1 downstream O2 sensor. This can adversely affect the 1/2 O2 sensor signal reading and lead to listed DTCs. Before performing normal diagnostic routines for the above codes, check for the condition listed above.

Owners of these vehicles have filed 118 complaints in the driver assistance category.