# Service bulletin 16\-NA\-225

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: 10113986
- Published by NHTSA: 2017\-08\-15
- Manufacturer's number: 16\-NA\-225
- Manufacturer's date: 2017\-04\-26
- NHTSA component: FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP

## NHTSA's summary

This technical bulletin provides a procedure to replace the fuel pump module assembly if the DTC P2635 and/or P018B are set.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10113986-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10113986-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Fuel system, Fuel pump

## Trouble codes named

P018B, P2635

## Vehicles listed

- 2017 CADILLAC XT5
- 2016 to 2017 CHEVROLET COLORADO
- 2016 to 2017 CHEVROLET MALIBU
- 2016 to 2017 CHEVROLET VOLT
- 2017 GMC ACADIA
- 2016 to 2017 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

- [20NA110](/bulletins/10214200.md), 2022-06-21, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:DIESEL; FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP; EQUIPMENT ADAPTIVE/MOBILITY. This service bulletin provides service information for a DEF pump that is unable to build pressure after replacement.
- [20NA110](/bulletins/10183168.md), 2020-11-30, Service bulletin: FUEL SYSTEM, DIESEL; FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP. This informational bulletin advises the technician on what to do if the DEF pump has been replaced and perform a leak test to prime the pump.
- [PIP5610](/bulletins/10151820.md), 2018-12-17, Service bulletin: FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP; EQUIPMENT. This Preliminary information communicates the possibility of the high pressure fuel pump roller follower pin walking out and making contact with cylinder head causing the ignition timing to be serverly retarded on acceleration causing lack of power, sluggishness or hesitation on acceleration.
- [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.
- [18NA113](/bulletins/10137549.md), 2018-05-21, Service bulletin: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. This bulletin provides procedure information for hard to fuel and/or fuel filling station nozzle shuts off repeatedly due to the vapor generation reduction device inside the fuel filler pipe.
- [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.
- [GCUS\-3\-629](/bulletins/10135431.md), 2018-05-07, Service bulletin: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. 40240 \- Emission Recall. Vehicles may have out\-of\-specification crimps on the front under hood flexible fuel feed pipe. Fuel may weep from these connections and the fuel odor may enter the cabin. Dealers to to inspect the fuel feed pipe and manufacture date. If there is indication of weeping or the pipe manufacture date falls into the suspect date range, replace the fuel feed pipe.
- [16\-NA\-154](/bulletins/10134543.md), 2018-04-23, Service bulletin: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. This technical bulletin provides diagnostic information for malfunction indicator lamp \(MIL\) illuminated, DTC U18A2 and/or P018B.
- [GCUS\-3\-876](/bulletins/10126023.md), 2017-12-22, Service bulletin: FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP. 17086 \- Service Update \- Certain vehicles may have been built with an unnecessary gasket in the high pressure fuel pump assembly. The fuel pump may wear out early, and this could lead to degradation of engine performance over time. Dealers are to replace the high pressure fuel pump assembly without the additional gasket.
- [PIC6275A](/bulletins/10123264.md), 2017-11-14, Service bulletin: ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. This Preliminary information communicates a posible loss of 12 volt power to the fuel pump drive module. This is to point the dealer at a possible lose terminal in the instrument panel fuse panel

JSON: [/v1/bulletins/10113986](/v1/bulletins/10113986)

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