# Service bulletin PIT5363

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10095354
- Published by NHTSA: 2017\-03\-16
- Manufacturer's number: PIT5363
- Manufacturer's date: 2015\-01\-07
- NHTSA component: FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP

## NHTSA's summary

THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE A CLICK OR TICK NOISE HEARD INSIDE CAB WITH ENGINE RUNNING. TECHNICIAN MAY FIND THE ENGINE OR HIGH PRESSURE FUEL PUMP TICK NOISE THAT IS VERY LOUD IN THE CAB OF THE TRUCK. COMPARISON WITH ANOTHER TRUCK HAVING THE SAME POWERTRAIN COULD SHOW THE OTHER TRUCK IS QUIETER. TECHNICIAN WILL INSTALL AN ACOUSTIC SEAL THAT MAY BE MISSING OR DISLODGED.

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Fuel system, Fuel pump

## Vehicles listed

- 2015 CHEVROLET COLORADO
- 2015 GMC CANYON

## Recalls for the same vehicles and component

- [18V358000](/recalls/nhtsa/18V358000.md), 2018-05-31: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

## Other bulletins for the same vehicles and component

- [PIP5596](/bulletins/10147348.md), 2018-11-13, Service bulletin: FUEL SYSTEM, GASOLINE; FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure the line is reinstalled correctly to avoid a no/low fuel pressure situation.
- [07\-06\-04\-025J](/bulletins/10140357.md), 2018-06-11, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; ENGINE; FUEL SYSTEM, GASOLINE. This informational bulletin was created to inform the technician of cold start ticking noises in the engine compartment may be caused by the fuel pump and/or the fuel injectors and no
- [07\-06\-04\-025J](/bulletins/10138572.md), 2018-05-29, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP. This informational bulletin was created to inform the technician of cold start ticking noises in the engine compartment may be caused by the fuel pump and/or the fuel injectors and no
- [PIT5363D](/bulletins/10137165.md), 2018-05-21, Service bulletin: ENGINE; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. This Preliminary Information communication provides information to the technician about vehicles that may have a click or tick noise heard inside cab with engine running.Technician may find the engine or High Pressure Fuel Pump tick noise that is very loud in the cab of the truck.Comparison with another truck having the same powertrain could show the other truck is quieter.Technician will install an acoustic seal that may be missing or dislodged.Update extends to all engines and all model years.
- [07\-06\-04\-025K](/bulletins/10114318.md), 2017-08-15, Service bulletin: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. This informational bulletin was provides information for the technician of cold start ticking noises in the engine compartment and may be caused by the fuel pump and/or the fuel injectors and no repairs are needed for a normal condition.
- [PIP5507B](/bulletins/10114082.md), 2017-08-15, Service bulletin: FUEL SYSTEM, GASOLINE; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. 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.
- [PIP5507A](/bulletins/10114071.md), 2017-08-15, Service bulletin: FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP. 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.
- [PIT5493](/bulletins/10096238.md), 2017-03-23, Service bulletin: FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM; FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW TO DIAGNOSE AND REPAIR VEHICLES THAT MAY HAVE A FUEL GAUGE THAT DOES NOT READ BELOW HALF A TANK. TECHNICIAN WILL GAIN ACCESS TO THE FUEL PUMP AND INSPECT TO SEE IF THE LEVEL SENDER CONTACTING THE SIDE OF THE FUEL TANK. THE FUEL TANK FUEL PUMP MODULE FUEL LEVEL SENSOR WILL NEED TO BE REPLACED FOR THIS CONCERN.
- [PIT5363A](/bulletins/10095356.md), 2017-03-16, Service bulletin: FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE A CLICK OR TICK NOISE HEARD INSIDE CAB WITH ENGINE RUNNING. TECHNICIAN MAY FIND THE ENGINE OR HIGH PRESSURE FUEL PUMP TICK NOISE THAT IS VERY LOUD IN THE CAB OF THE TRUCK. COMPARISON WITH ANOTHER TRUCK HAVING THE SAME POWERTRAIN COULD SHOW THE OTHER TRUCK IS QUIETER. TECHNICIAN WILL INSTALL AN ACOUSTIC SEAL THAT MAY BE MISSING OR DISLODGED.

JSON: [/v1/bulletins/10095354](/v1/bulletins/10095354)

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