Compressed Natural Gas May Leak into Vehicle
Drive Train, March 8, 2013
RepairPal Expert Overview
Our Quick Take:
Certain 2011 Chevrolet Express vans converted to run on compressed natural gas are being recalled because leaking gas can enter the passenger compartment, increasing the risk of an explosion.
What Should You Do?
Owners of affected vehicles will be notified beginning by the end of March 2013. If you smell any natural gas odor please stop using your vehicle and contact your General Motors dealer. They may ask for your vehicle identification number (VIN), so please have it handy when you call. The General Motors recall number is 13065.
Certain 2011 Express vans converted by Impco Automotive to run on compressed natural gas may have a pressure relief vent pipe which may not have been built correctly. If venting of the natural gas were to occur, this gas could end up in the passenger compartment, increasing the risk of an explosion or fire. Impco Automotive, in cooperation with General Motors will inspect the pressure relief device and vent pipe assembly and repair them as necessary.
Manufacturer's Report Date:
March 8, 2013
NHTSA CAMPAIGN ID Number:
NHTSA Action Number:
FUEL SYSTEM, OTHER
Potential Number of Units Affected:
General Motors is recalling certain model year 2011 Chevrolet Express vehicles converted by Impco Automotive to run compressed natural gas (CNG), manufactured between November 23, 2010 and December 23, 2010 and equipped with a four tank configuration using a pressure relief device (PRD) and pressure relief vent pipe assembly . In the affected vehicles, the pressure relief vent pipe assembly may have been built incorrectly.
If a pressure relief device activates with an improperly assembled vent pipe, compressed natural gas may be vented into the passenger compartment. If an ignition source is present, an explosion or fire may result.
Impco Automotive, in cooperation with General Motors will inspect and make any necessary repairs on the pressure relief device and vent pipe assembly. The safety recall is expected to begin by the end of March 2013. Owners may contact General Motors at 1-800-521-7300.
This is General Motors campaign number 13065. Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Recall data provided by the National Highway Traffic Safety Administration