What are the most common Chevrolet Suburban problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2017 Chevrolet Suburban has 6 documented issues. The most frequently reported are: Suburban Brake Assist Loss From Decreasing Vacuum Pump Output - Recall 19V645000, AFM/DFM Lifter Failure (5.3L/6.2L V8), 8L90 Transmission Shudder. Of these, 3 are rated critical and should be addressed promptly.
Is the Chevrolet Suburban reliable?
The 2017 Chevrolet Suburban has 6 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 3 issues are rated critical: Suburban Brake Assist Loss From Decreasing Vacuum Pump Output - Recall 19V645000 and AFM/DFM Lifter Failure (5.3L/6.2L V8) and 8L90 Transmission Shudder. 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.
How much does it cost to fix common Chevrolet Suburban problems?
Repair costs for known Chevrolet Suburban issues range from $50 to $4,500, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2015-2018 Chevrolet Suburban Suburban Brake Assist Loss From Decreasing Vacuum Pump Output - Recall 19V645000?
2015-2018 Chevrolet Suburbans are covered by GM safety recall 19V645000. GM determined the vacuum produced by the vacuum pump may decrease over time, and the brake booster depends on that vacuum to do most of the work of applying the brakes. On a vehicle as heavy as the Suburban,… Severity: high.
What is the 2007-2025 Chevrolet Suburban AFM/DFM Lifter Failure (5.3L/6.2L V8)?
The Active Fuel Management (AFM) and Dynamic Fuel Management (DFM) systems on the 5.3L and 6.2L V8 engines deactivate cylinders to save fuel by collapsing hydraulic valve lifters. These lifters have a complex locking pin mechanism that fails, causing the lifter to collapse and th… Repairs typically run $1,500-$4,000. Severity: high.
What is the 2015-2020 Chevrolet Suburban 8L90 Transmission Shudder?
Same 8L90 torque converter shudder as Tahoe/Silverado/Escalade. Light throttle shudder between 25-50 mph. GM Customer Satisfaction Program 18302 extends coverage to 6yr/100k. Repairs typically run $500-$4,500. Severity: high.
What is the 2007-2020 Chevrolet Suburban Rear A/C Line Corrosion and Leak?
The Suburban has a rear A/C system with refrigerant lines that run the full length of the vehicle underneath, exposed to road salt, debris, and moisture. These aluminum and steel lines corrode through, especially at the connections and where the lines are clamped to the frame. Wh… Repairs typically run $300-$1,200. Severity: medium.
What is the 2015-2025 Chevrolet Suburban Steering Column Lock and Click Noise?
The 2015+ Suburban uses an electronic steering column lock that can malfunction, causing a clicking noise from the steering column, failure to recognize the key fob, or preventing the vehicle from starting. The electronic lock module replaces the traditional key-cylinder lock and… Repairs typically run $150-$800. Severity: medium.
What is the 2000-2025 Chevrolet Suburban Transfer Case Fluid Leak?
The transfer case on the 4WD Suburban develops fluid leaks from the front and rear output shaft seals, the input shaft seal, or the case halves where the case splits. The NP246 (half-ton) and NP261/NP263 (heavy-duty) transfer cases all share this tendency. Low transfer case fluid… Repairs typically run $50-$1,000. Severity: medium.
