Chevrolet Suburban Common Problems

ENGINE

Owners report frequent engine failures in the 2021 Chevrolet Suburban, often occurring without warning and sometimes accompanied by a ticking noise or rough idle. Complaints frequently mention excessive oil consumption, with some engines consuming over two quarts of oil between changes. Issues such as collapsed lifters, metallic debris in the oil, and complete engine seizure are described, with failures typically occurring between 30,000 to 86,000 miles. Safety implications include sudden loss of power, stalling in traffic, and one incident involving a crash. These patterns suggest potential risks for used car buyers considering this model, particularly regarding engine reliability and associated repair costs.

Severity signals: 1 crash, 0 fire, 0 injury reports

ENGINE

Owners of the 2023 Chevrolet Suburban frequently report engine-related issues, particularly with lifter failure in the 5.3L V8 engine, often leading to misfires and unusual noises. Complaints also mention sudden loss of power and complete engine shutdowns, sometimes without warning, which occur at varying mileages, including as early as 20,000 miles. Several owners describe incidents where the vehicle stalled or lost power while driving, posing safety risks such as being stranded on highways or in traffic. Additionally, issues with the cooling system, like coolant leaks and control valve failures, are noted, often accompanied by reduced engine power and persistent odors. These patterns suggest potential reliability concerns for prospective buyers, especially regarding engine durability and safety.

POWER TRAIN

Owners report frequent transmission failures in the 2019 Chevrolet Suburban, often requiring full replacements. Complaints commonly mention symptoms such as jerking, slipping gears, hard shifting, and shuddering, with many issues arising between 75,000 and 130,000 miles. Some reports describe loud vibrations and unusual noises, and a few note the presence of metal fragments in the transmission fluid. Safety concerns include loss of power while driving, which could pose risks in traffic or on highways. These patterns suggest potential buyers should be cautious of transmission issues in vehicles with similar mileage.

ENGINE

Owners of the 2022 Chevrolet Suburban frequently report engine failures, with many noting complete engine shutdowns while driving, often accompanied by warning lights such as check engine, traction control, and ESC. Common symptoms include engine stuttering, vibrations, misfiring, and loss of propulsion, often leading to the need for complete engine replacements. These issues are reported at various mileages, with some occurring as early as 12,626 miles and others around 100,000 miles. Safety implications are significant, as several owners describe being stranded on highways or in busy intersections, posing potential risks in traffic. Buyers should be aware of these recurring engine problems and the potential for costly repairs.

POWER TRAIN

Owners of the 2021 Chevrolet Suburban frequently report issues with the powertrain, particularly involving hard shifting and transmission failures. Common symptoms include the vehicle jerking during gear shifts, being stuck in gear, failing to reverse, and entering "limp" mode, with some reports of the vehicle unexpectedly losing propulsion or dying while in motion. These issues often appear at varying mileages, with some complaints as early as 7,000 miles and others beyond 80,000 miles. Safety implications are noted, as several owners describe sudden loss of power or control while driving, which poses a risk in traffic. Prospective buyers should be aware of these potential issues and the associated repair costs, as multiple complaints mention significant expenses for repairs.

POWER TRAIN

Owners of the 2022 Chevrolet Suburban frequently report issues related to the powertrain, particularly involving engine and transmission failures. Common symptoms include sudden loss of power, difficulty accelerating, and vehicles entering limp mode with reduced speed capabilities. Many complaints highlight problems such as defective lifters and valve body failures, often occurring around 27,000 to 65,000 miles. Safety implications are notable, with several owners describing hazardous situations like engine stalling in traffic and vehicles becoming undriveable without warning. Buyers should be aware of potential delays in repairs due to parts backorders, which some owners mention can take several months.

FUEL/PROPULSION SYSTEM

Owners report frequent issues with the fuel pump power control module in the 2021 Chevrolet Suburban, often resulting in the vehicle stalling or failing to start. Common symptoms include the vehicle unexpectedly shutting off while driving, difficulty restarting, and the inability to shift into neutral when the engine is off. These problems are noted at various mileages, with some occurring as early as 40,000 miles. The implications for safety are significant, as several owners describe being stranded in traffic or in unsafe locations. Additionally, some owners mention that their vehicles are not included in a known recall for this issue, despite experiencing similar failures.

POWER TRAIN

Owners of the 2018 Chevrolet Suburban frequently report transmission issues, with symptoms such as sudden loss of power, failure to accelerate, and abrupt or harsh shifting. These problems often occur without warning, and several complaints note that the issues arise during highway driving or when attempting to merge into traffic. Transmission failures are reported at various mileages, with some occurring as early as 34,000 miles, while others appear around 88,000 to 133,000 miles. Safety concerns are evident, as some owners describe near-miss accidents due to loss of control, and one incident involved a parked vehicle unexpectedly shifting into gear. Buyers should be aware of these potential transmission issues, especially given the absence of warning signs and the possibility of costly repairs.

Severity signals: 1 crash, 0 fire, 0 injury reports