2018 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated September 2026
2018 · All trims · All engines
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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2018 Chevrolet Silverado has 4 documented known issues, with 3 rated critical. The most serious are 8-Speed (8L90 / 8L45) Transmission Shudder, Hard Shift and Torque-Converter Judder ($200-$4,000 repair), 5.3L V8 Active Fuel Management (AFM) Lifter Collapse and Camshaft Damage ($1,500-$4,500 repair) and Brake Vacuum Pump Failure — Hard Brake Pedal (3.4M-Vehicle Recall) ($0-$600 repair). Across all issues with published estimates, repair costs range from $200 to $4,500. DIY maintenance guides at au7o.io.
ELECTRICAL SYSTEM:SOFTWARE
Genera Motors LLC (GM) is recalling certain model year 2016 Chevrolet Camaro, Malibu, Silverado and GMC Sierra vehicles. The radio may intermittently fail to provide an audio warning when the key has been left in the ignition and the door is opened or when the driver does not fasten their seat belt. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standards (FMVSS) number 114, "Theft Protection", and/or 208, "Occupant Crash Protection."
AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE-INACTIVE
General Motors LLC (GM) is recalling certain model year 2016 Chevrolet Silverado and GMC Sierra pick up trucks manufactured October 13, 2015, to October 14, 2015. In the affected vehicles, the mounting stud used to secure the air bag sensing and diagnostic Module (SDM) may be incorrectly positioned, and as a result, the SDM housing could fracture.
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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2018 Chevrolet Silverado has 4 documented issues. The most frequently reported are: 8-Speed (8L90 / 8L45) Transmission Shudder, Hard Shift and Torque-Converter Judder, 5.3L V8 Active Fuel Management (AFM) Lifter Collapse and Camshaft Damage, Brake Vacuum Pump Failure — Hard Brake Pedal (3.4M-Vehicle Recall). Of these, 3 are rated critical and should be addressed promptly.
The 2018 Chevrolet Silverado has 4 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 3 issues are rated critical: 8-Speed (8L90 / 8L45) Transmission Shudder, Hard Shift and Torque-Converter Judder and 5.3L V8 Active Fuel Management (AFM) Lifter Collapse and Camshaft Damage and Brake Vacuum Pump Failure — Hard Brake Pedal (3.4M-Vehicle Recall). 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.
Repair costs for known Chevrolet Silverado issues range from $0 to $4,500, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, 8-Speed (8L90 / 8L45) Transmission Shudder, Hard Shift and Torque-Converter Judder, typically costs $200-$4,000 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
Silverados with the Hydra-Matic 8L90 (and 8L45) 8-speed automatic are widely reported to hesitate, then shudder, jerk, clunk or 'hard shift' when changing gears — some owners describe a shift so violent it feels like being rear-ended, plus a torque-converter-clutch shudder that f… Repairs typically run $200-$4,000. Severity: high.
The 5.3L (and 6.2L) V8 with Active Fuel Management — GM's cylinder-deactivation system that drops the engine to 4 cylinders to save fuel — is notorious for collapsed AFM lifters. The special deactivating lifters (and the lifter oil-manifold/VLOM that feeds them) fail when oil pre… Repairs typically run $1,500-$4,500. Severity: high.
GM recalled about 3.46 million vehicles (NHTSA 19V645 and expanded 20V603), including 2014-2018 Silverado 1500, for an engine-driven brake vacuum pump that loses output over time. Debris and oil sludge build up on the pump's internal filter screen, reducing the vacuum that powers… Repairs typically run $0-$600. Severity: high.
The A/C condenser on K2XX-platform Silverados is a chronic failure point — the condenser develops cracks at the side spot-welds (thermal-stress fatigue) and the discharge line/hose can flex and crack, both of which leak refrigerant and leave the A/C blowing warm air. It was the #… Repairs typically run $400-$1,200. Severity: medium.
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.
