# Service bulletin 08049

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: 10024228
- Published by NHTSA: 2008\-03\-28
- Manufacturer's number: 08049
- Manufacturer's date: 2008\-02\-01
- NHTSA component: ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

## NHTSA's summary

SERVICE UPDATE FOR INVENTORY AND CUSTOMER VEHICLES\-\-COOLANT LEAK \- HEATER HOSE CONNECTION \- EXPIRES WITH BASE WARRANTY. \*NJ

## 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

Engine, Cooling system

## Vehicles listed

- 2008 CADILLAC ESCALADE
- 2008 CADILLAC ESCALADE ESV
- 2008 CHEVROLET SUBURBAN 1500
- 2008 CHEVROLET SUBURBAN 2500
- 2008 CHEVROLET TAHOE
- 2008 GMC YUKON
- 2008 GMC YUKON XL 1500
- 2008 GMC YUKON XL 2500

## Other bulletins for the same vehicles and component

- [PIP4482C](/bulletins/10113915.md), 2017-08-15, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM. This Preliminary Information communication advises the technician of two types of DEX\-COOL 50/50 Premix are available through General Motors Service Parts Operations, one with bitterant and one without. Bitterant is a chemical that is added to products to make them smell or taste extremely bitter and is required in some states, such as California, Oregon, New Mexico, Colorado, and Vermont.
- [PIP4158E](/bulletins/10112958.md), 2017-08-15, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM; ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about vehicles that have low oil pressure, no oil pressure, and/or engine noise. Technician will need to replace the oil pump, flush the oil cooler lines.
- [08\-04\-19\-004](/bulletins/10026624.md), 2008-11-20, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS. GMC: CORRECT FRONT AXLE VENT HOSE ROUTING. THE FRONT AXLE VENT HOSE IS MOUNTED IN THE LEFT SIDE OF THE ENGINE COMPARTMENT, AND MAY NOT BE CORRECTLY ROUTED. \*PE UPDATED ON 5/1/2012. \*KB

JSON: [/v1/bulletins/10024228](/v1/bulletins/10024228)

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