# Service bulletin 12\-06\-04\-002D

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: 10113599
- Published by NHTSA: 2017\-08\-15
- Manufacturer's number: 12\-06\-04\-002D
- Manufacturer's date: 2015\-04\-17
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

## NHTSA's summary

This informational bulletin provides information to technicians on exhaust fluid range, exhaust fluid quality poor, service exhaust fluid system or Service Emission System Driver Information Center \(DIC\) messages.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10113599-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10113599-0001.pdf)

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

## Components

Engine, Equipment and accessories, Exhaust and emissions, Labels and manuals

## Vehicles listed

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

## Recalls for the same vehicles and component

- [2018212](/recalls/tc/2018212.md), 2018-04-27: Accessories
- [18V267000](/recalls/nhtsa/18V267000.md), 2018-04-26: EQUIPMENT
- [13V544000](/recalls/nhtsa/13V544000.md), 2015-10-30: EQUIPMENT:OTHER:LABELS
- [2014577](/recalls/tc/2014577.md), 2014-12-18: Engine
- [14V706000](/recalls/nhtsa/14V706000.md), 2014-11-05: EQUIPMENT ADAPTIVE/MOBILITY
- [14V345000](/recalls/nhtsa/14V345000.md), 2014-06-18: EQUIPMENT; VEHICLE SPEED CONTROL:ACCELERATOR PEDAL
- [2014216](/recalls/tc/2014216.md), 2014-06-06: Accessories
- [2014005](/recalls/tc/2014005.md), 2014-01-13: Engine
- [14V007000](/recalls/nhtsa/14V007000.md), 2014-01-13: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
- [12V169000](/recalls/nhtsa/12V169000.md), 2012-04-17: EQUIPMENT ADAPTIVE/MOBILITY

## Other bulletins for the same vehicles and component

- [00\-06\-01\-026R](/bulletins/11026017.md), 2025-12-03, Service bulletin: ENGINE. This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
- [23\-NA\-153](/bulletins/11024485.md), 2025-10-25, Service bulletin: ENGINE. The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
- [22\-NA\-080](/bulletins/11024330.md), 2025-10-16, Service bulletin: ENGINE. This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder.
- [15\-NA\-010](/bulletins/11020254.md), 2025-07-07, Service bulletin: ENGINE. This service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states.
- [25\-NA\-052](/bulletins/11017263.md), 2025-04-28, Service bulletin: ENGINE. This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to oil in system.
- [25\-NA\-052](/bulletins/11016942.md), 2025-04-10, Service bulletin: ENGINE. This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to oil in system.
- [22\-NA\-074](/bulletins/11014233.md), 2025-02-12, Service bulletin: ENGINE. This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
- [21\-NA\-043](/bulletins/11014230.md), 2025-02-12, Service bulletin: VISIBILITY/WIPER; SERVICE BRAKES; ENGINE; ELECTRICAL SYSTEM; WHEELS. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold \(prepping\) to the customer.
- [20\-NA\-166](/bulletins/11013070.md), 2025-01-23, Service bulletin: ENGINE. This service bulletin advises the technician of possible coolant entering the areas of the engine, either through failed parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running rough.
- [09\-06\-04\-026Z](/bulletins/11013069.md), 2025-01-23, Service bulletin: ENGINE; POWER TRAIN; ELECTRICAL SYSTEM. This bulletin provides information on identifying Non\-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.

JSON: [/v1/bulletins/10113599](/v1/bulletins/10113599)

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