2018 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated August 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2018 Chevrolet Impala has 1 documented issue, with 1 rated critical. The most serious is Rear Caliper Pistons Can Reduce Braking Performance (Recall 18V576). DIY maintenance guides at au7o.io.
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER
General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Equinox, Impala, Cruze, Volt and Bolt EV vehicles, GMC Terrain vehicles, Buick Lacrosse and Regal vehicles, Cadillac XTS and XTS Professional vehicles and 2018 Chevrolet Malibu vehicles. The rear brake caliper pistons may have an insufficient coating causing gas pockets to form, potentially reducing rear brake performance.
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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2018 Chevrolet Impala has 1 documented issue. The documented issue is: Rear Caliper Pistons Can Reduce Braking Performance (Recall 18V576). Of these, 1 is rated critical and should be addressed promptly.
The 2018 Chevrolet Impala has 1 known issue compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 1 issue is rated critical: Rear Caliper Pistons Can Reduce Braking Performance (Recall 18V576). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
Certain 2018-2019 Chevrolet Impala rear brake-caliper pistons have insufficient coating that can permit gas pockets to form and reduce rear-brake performance. Severity: high.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.
