# Service bulletin 18NA137

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: 10137597
- Published by NHTSA: 2018\-05\-21
- Manufacturer's number: 18NA137
- Manufacturer's date: 2018\-04\-25
- NHTSA component: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS

## NHTSA's summary

This Bulletin provides information for rebuilding fuel injectors in the event of an underhood fuel odor and/or extended cranking condition.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10137597-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10137597-0001.pdf)

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

## Components

Fuel system, Fuel injection

## Vehicles listed

- 2016 to 2018 CADILLAC CTS
- 2015 to 2018 CADILLAC ESCALADE
- 2015 to 2016 CADILLAC ESCALADE ESV
- 2017 to 2018 CADILLAC ESCALADE ESV
- 2016 to 2018 CHEVROLET CAMARO
- 2014 to 2018 CHEVROLET CORVETTE
- 2017 CHEVROLET SILVERADO
- 2014 CHEVROLET SILVERADO 1500
- 2014 to 2016 CHEVROLET SILVERADO 2500
- 2018 CHEVROLET SILVERADO 2500
- 2015 to 2018 CHEVROLET SUBURBAN
- 2015 to 2018 CHEVROLET TAHOE
- 2017 GMC SIERRA
- 2014 GMC SIERRA 1500
- 2014 to 2016 GMC SIERRA 2500
- 2018 GMC SIERRA 2500
- 2015 to 2016 GMC SIERRA DENALI
- 2018 GMC SIERRA DENALI
- 2015 to 2018 GMC YUKON
- 2015 to 2018 GMC YUKON XL

## Other bulletins for the same vehicles and component

- [140604004B](/bulletins/10246498.md), 2023-12-11, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PRESSURE/TEMPERATURE SENSOR; UNKNOWN OR OTHER; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:MANIFOLD PRESSURE \(MAP\) SENSOR. Various Engine Noises During Cold Start and Warm Engine Operation
- [140604004A](/bulletins/10246497.md), 2023-12-11, Service bulletin: UNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PRESSURE/TEMPERATURE SENSOR; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:MANIFOLD PRESSURE \(MAP\) SENSOR. Various Engine Noises During Cold Start and Warm Engine Operation
- [20NA043](/bulletins/10214197.md), 2022-06-21, Service bulletin: EQUIPMENT; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:MANIFOLD PRESSURE \(MAP\) SENSOR. This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw.
- [N182179090 Messa](/bulletins/10212576.md), 2022-05-31, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; FUEL SYSTEM, GASOLINE. Service Update \(Population Expansion Message\). Certain vehicles may have one or multiple DTCs that are incorrectly illuminating the service engine soon \(SES\) light. Hardware including fuel injectors and exhaust gas recirculation \(EGR\) valves may have been used to fix this issue, however, the condition could return after these repairs were made. There is no effect for vehicle performance.
- [N182179090](/bulletins/10212574.md), 2022-05-31, Service bulletin: FUEL SYSTEM, GASOLINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). Service Update. Certain vehicles may have one or multiple DTCs that are incorrectly illuminating the service engine soon \(SES\) light. Hardware including fuel injectors and exhaust gas recirculation \(EGR\) valves may have been used to fix this issue, however, the condition could return after these repairs were made. There is no effect for vehicle performance.
- [04\-06\-04\-051F](/bulletins/10209734.md), 2022-04-05, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM; EQUIPMENT:MECHANICAL. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
- [20NA197](/bulletins/10184492.md), 2020-12-21, Service bulletin: EQUIPMENT; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. This technical bulletin provides a procedure to inspect and repair the fuel pressure sensor if found the cause of the customers concern.
- [20NA098](/bulletins/10176632.md), 2020-06-22, Service bulletin: ENGINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the part and ordering it from the EPC.
- [16NA383](/bulletins/10176607.md), 2020-06-22, Service bulletin: ENGINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build\-up.
- [16NA383](/bulletins/10171878.md), 2020-03-02, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build\-up.

JSON: [/v1/bulletins/10137597](/v1/bulletins/10137597)

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