# P2635 on the 2017 GMC Canyon

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

## Bulletins for this model year that name P2635

- [10163226](https://open.wenmarpro.com/bulletins/10163226), 2019-07-29: This Bulletin provides information to correct a customer concern of a siren or whine noise from the in\-tank fuel pump at temperatures below \-6C or 20F, accompanied by start and stall, no start, loss of power and MIL illuminated. Technicians may find DTCs P0087, P018B, P228A, P228B or P2635 set in ECM.
- [10137962](https://open.wenmarpro.com/bulletins/10137962), 2018-05-21: This technical bulletin provides a procedure to replace the fuel pump module assembly if the DTC P2635 and/or P018B are set.
- [10137540](https://open.wenmarpro.com/bulletins/10137540), 2018-05-21: This Technical Bulletin provides information to correct a customer concern of a siren or whine noise from the in\-tank fuel pump at temperatures below \-6C or 20F, accompanied by start and stall, no start, loss of power and MIL illuminated. Technicians may find DTCs P0087, P018B, P228A, P228B or P2635 set in ECM.
- [10118290](https://open.wenmarpro.com/bulletins/10118290), 2017-10-04: This Preliminary information communicatesIn ambient temperatures 100F \(37.7 C\)degrees or higher, DTCs P2635 and/or P018B may set.The vehicle may also exhibit a hesitation or stalling condition.Excessively Hot and sustained ambient temperatures over 100F \(37.7 C\) degrees Mainly in TX, AZ, UT, NV, CA, NM \(could be any state\) causingVapor buildup in fuel feed line.Customers can be advised to utilize fuels with octane levels greater than 91, Refrain from extended idleing periods if possible, park vehicles in covered garage.Replacing the fuel pump will not repare this concern.
- [10114082](https://open.wenmarpro.com/bulletins/10114082), 2017-08-15: This Preliminary information communicatesIn ambient temperatures 100F \(37.7 C\)degrees or higher, DTCs P2635 and/or P018B may set.The vehicle may also exhibit a hesitation or stalling condition.Excessively Hot and sustained ambient temperatures over 100F \(37.7 C\) degrees Mainly in TX, AZ, UT, NV, CA, NM \(could be any state\) causingVapor buildup in fuel feed line.Customers can be advised to utilize fuels with octane levels greater than 91, Refrain from extended idleing periods if possible, park vehicles in covered garage.Replacing the fuel pump will not repare this concern.
- [10114071](https://open.wenmarpro.com/bulletins/10114071), 2017-08-15: This Preliminary information communicatesIn ambient temperatures 100F \(37.7 C\)degrees or higher, DTCs P2635 and/or P018B may set.The vehicle may also exhibit a hesitation or stalling condition.Excessively Hot and sustained ambient temperatures over 100F \(37.7 C\) degrees Mainly in TX, AZ, UT, NV, CA, NM \(could be any state\) causingVapor buildup in fuel feed line.Customers can be advised to utilize fuels with octane levels greater than 91, Refrain from extended idleing periods if possible, park vehicles in covered garage.Replacing the fuel pump will not repare this concern.
- [10113986](https://open.wenmarpro.com/bulletins/10113986), 2017-08-15: This technical bulletin provides a procedure to replace the fuel pump module assembly if the DTC P2635 and/or P018B are set.