# Service bulletin PIP5133C

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: 10114728
- Published by NHTSA: 2017\-08\-15
- Manufacturer's number: PIP5133C
- Manufacturer's date: 2014\-11\-13
- NHTSA component: FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP; FUEL SYSTEM, OTHER:FUEL INJECTION SYSTEM

## NHTSA's summary

This Preliminary Information communication advises the technician that the 6.6L Duramax Diesel Engine Fuel Injection Pump Part numbers 12645102, 12658095 and 12661059 will be placed on a parts restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10114728-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10114728-0001.pdf)

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

## Components

Fuel system, Fuel pump

## Vehicles listed

- 2015 CHEVROLET CITY EXPRESS
- 2010 to 2015 CHEVROLET EXPRESS
- 2010 to 2011 CHEVROLET SILVERADO 1500
- 2014 CHEVROLET SILVERADO 1500
- 2010 to 2015 CHEVROLET SILVERADO 2500
- 2013 CHEVROLET SILVERADO 3500
- 2010 to 2015 GMC SAVANA
- 2014 GMC SIERRA 1500
- 2010 to 2015 GMC SIERRA 2500
- 2010 to 2013 GMC SIERRA DENALI
- 2015 GMC SIERRA DENALI

## Recalls for the same vehicles and component

- [25V676000](/recalls/nhtsa/25V676000.md), 2025-10-09: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP:CONTROL/DRIVE MODULE

## Other bulletins for the same vehicles and component

- [PIT5110D](/bulletins/10253076.md), 2024-04-15, Service bulletin: FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP. HI
- [18NA235](/bulletins/10212609.md), 2022-05-31, Service bulletin: FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP. This information bulletin advised the tech of possible use of low fuel quality and the possible ramifications in performance in regards to the customers concerns.
- [PIE0523](/bulletins/10161977.md), 2019-07-01, Service bulletin: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; FUEL SYSTEM, GASOLINE. This engineering informational bulletin is requesting information for vehicles that has had the fuel injection pump replaced and is still within warranty.
- [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.
- [14\-06\-04\-002](/bulletins/10137779.md), 2018-05-21, Service bulletin: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; ELECTRICAL SYSTEM:STARTER ASSEMBLY. This informational bulletin provides information of customer concern of the vehicle has a no start condition, caused from upfitter modifications not properly preparing the ground, causing the LPG fuel pump to lose a ground connection.
- [17356](/bulletins/10137156.md), 2018-05-21, Service bulletin: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. 17356 \- Emission Recall. Vehicles may experience an inoperative fuel pump leading to a no start or stall without warning. The fuel pump is to be replaced with a new design fuel pump.
- [14634](/bulletins/10134765.md), 2018-04-23, Service bulletin: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. 14634 \- Special Coverage. Certain 2010\-2014 model year Chevrolet Express and GMC Savana vehicles may have a condition in which the fuel pump becomes inoperative due to an open circuit and/or overheating of the fuel pump module battery terminal. Dealers are to replace the fuel pump on all vehicles, and on vehicles built prior to April 25, 2012, also replace the chassis harness terminals.
- [17NA335](/bulletins/10134616.md), 2018-04-23, Service bulletin: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. This technical bulletin provides a procedure to replace the fuel pump to correct the MIL concerns.
- [PIP5411F](/bulletins/10123268.md), 2017-11-14, Service bulletin: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that may have hesitation or a stalling condition while in ambient temperatures 100 degrees or higher. Technician may find Diagnostic Trouble Codes P2635 and or P018B set. The dealer is advised to replace the in tank fuel pump module assembly to correct the condition.
- [PIP4949E](/bulletins/10115024.md), 2017-08-15, Service bulletin: FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP; FUEL SYSTEM, OTHER:FUEL INJECTION SYSTEM; FUEL SYSTEM, OTHER:FUEL FILTER. This Preliminary Information communication provides information to the technician about vehicles that have a hard start or a no start. Technician may find Diagnostic Trouble Code DTCs P0087, P0088, P0191 or P128E. Technician will need to follow all Service Information diagnose for the Diagnostic Trouble Code. If the current Service Information diagnostic has led to Fuel Injection Pump replacement, Fuel Pressure Regulator 1 must be inspected for magnetic metal debris. If there is a questionable amount of magnetic debris found on Pressure Regulator 1 remove the Fuel Rail Pressure Sensor and/or Fuel Pressure Regulator 2 to inspect for magnetic metal debris. If technician will need to replace all of the parts listed under the latest version of PIP4949 found in the Service Forms section of Global Connect if debris is found. Clean and flush all fuel chassis lines, filter pipes, and other engine mounted fuel system pipes not replaced. Also the fuel filter housing must be cleaned with a new fuel filter installed. Then the fuel tank and fuel sender must be cleaned and flushed.

JSON: [/v1/bulletins/10114728](/v1/bulletins/10114728)

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