The National Highway Traffic Safety Administration (NHTSA) has closed an investigation into faulty fuel gauges in some 2005-2007 GMC, Chevrolet, and Buick sport utility vehicles, after GM agreed to pay 50% of the repair fees. The investigation was started earlier this year after the NHTSA received 668 complaints of inaccurate fuel gauge readings. The repairs could affect up to 865,000 vehicles in the United States. According to the Technical Service Bulletin (TSB) filed with the NHTSA, the vehicles involved include:
- 2005-2007 Buick Rainier
- 2005-2006 Chevrolet SSR
- 2005-2007 Chevrolet Trailblazer
- 2006 Chevrolet Trailblazer EXT
- 2005 Chevrolet Trailblazer EXT 370
- 2005-2007 GMC Envoy
- 2006 GMC Envoy XL
- 2005 GMC Envoy XL 370
- 2005 GMC Envoy XUV
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