# Service bulletin 050601014

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: 10017409
- Published by NHTSA: 2005\-11\-07
- Manufacturer's number: 050601014
- Manufacturer's date: 2005\-05\-01
- NHTSA component: ENGINE AND ENGINE COOLING:ENGINE

## NHTSA's summary

OIL LEAK UNDER EXTREME COLD TEMPERATURES \(\-34 DEGREES C\) \(\-30 DEGREES F\) OR COLDER\). \*TT

## 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

## Vehicles listed

- 2004 to 2005 BUICK RAINIER
- 2004 to 2005 CADILLAC CTS
- 2003 to 2005 CADILLAC ESCALADE
- 2003 to 2005 CHEVROLET AVALANCHE
- 2003 to 2005 CHEVROLET EXPRESS
- 2003 to 2005 CHEVROLET KODIAK
- 2003 to 2005 CHEVROLET SILVERADO
- 2003 to 2005 CHEVROLET SSR
- 2003 to 2005 CHEVROLET SUBURBAN
- 2003 to 2005 CHEVROLET TAHOE
- 2003 to 2005 CHEVROLET TRAILBLAZER
- 2003 to 2005 GMC ENVOY
- 2003 to 2005 GMC SAVANA
- 2003 to 2005 GMC SIERRA
- 2003 to 2005 GMC TOPKICK
- 2003 to 2005 GMC YUKON
- 2003 to 2005 HUMMER H2
- 2003 ISUZU NPR
- 2003 ISUZU NQR
- 2005 PONTIAC GRAND PRIX
- 2004 to 2005 PONTIAC GTO
- 2003 WORKHORSE CHASSIS

## Recalls for the same vehicles and component

- [06V289000](/recalls/nhtsa/06V289000.md), 2006-08-03: ENGINE AND ENGINE COOLING

## Other bulletins for the same vehicles and component

- [03\-06\-01\-023I](/bulletins/11012907.md), 2025-01-17, Service bulletin: ENGINE. This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
- [03\-06\-01\-023H](/bulletins/11010544.md), 2024-11-14, Service bulletin: ENGINE. This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
- [18\-NA\-073](/bulletins/11008906.md), 2024-10-11, Service bulletin: ENGINE. This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
- [01\-06\-01\-011P](/bulletins/11007091.md), 2024-09-05, Service bulletin: ENGINE. This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
- [16\-NA\-383](/bulletins/11004761.md), 2024-07-16, Service bulletin: ENGINE; FUEL/PROPULSION SYSTEM. This service 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.
- [16\-NA\-383](/bulletins/10251890.md), 2024-03-19, Service bulletin: ENGINE AND ENGINE COOLING. 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.
- [06\-06\-01\-019C](/bulletins/10251887.md), 2024-03-19, Service bulletin: ENGINE AND ENGINE COOLING. This bulletin advises the technician of possible location of an internal coolant leak from a specific cylinder head and location.
- [22\-NA\-074](/bulletins/10250775.md), 2024-02-29, Service bulletin: ENGINE AND ENGINE COOLING. 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.
- [16\-NA\-338](/bulletins/10250347.md), 2024-02-17, Service bulletin: POWER TRAIN; ENGINE AND ENGINE COOLING. This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns for Canadian Dealers only.
- [PI1394B](/bulletins/10249579.md), 2024-02-02, Service bulletin: POWER TRAIN; ENGINE AND ENGINE COOLING. This PI bulletin advises the technician on the proper way to install the pistons in an engine.

JSON: [/v1/bulletins/10017409](/v1/bulletins/10017409)

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