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Do Chevy Impalas have transmission problems?

The Chevrolet Impala, a popular full-size sedan, has had a mixed reputation when it comes to transmission issues over the years. While some model years have experienced more problems than others, it's important to understand the nuances and factors that can contribute to transmission-related concerns with this vehicle.

Overview of Impala Transmission Issues

The Chevrolet Impala has been in production since 1958, and during this time, the vehicle has undergone numerous design and engineering changes, including updates to its transmission systems. Some Impala model years have been more prone to transmission problems than others, with issues ranging from premature wear, slipping, and even complete transmission failure.

Impala models from the early 2000s, particularly those with the 4T65-E transmission, have been reported to experience a higher rate of transmission-related problems.

Later Impala models, such as those produced from the mid-2000s onwards, have generally shown fewer transmission issues, thanks to improvements in design and manufacturing.

However, even newer Impala models are not immune to potential transmission problems, and owners should still be vigilant in monitoring their vehicle's performance and addressing any concerns promptly.

It's important to note that transmission issues can be influenced by a variety of factors, including driving conditions, maintenance history, and even manufacturing defects. Proper maintenance and timely repairs can help mitigate the risk of transmission problems in Chevrolet Impalas.

Factors Contributing to Impala Transmission Issues

Several factors can contribute to transmission problems in Chevrolet Impalas, including:

Wear and tear: Over time, the internal components of a transmission can wear down, leading to issues like slipping, delayed shifts, or even complete failure.

Fluid maintenance: Proper transmission fluid maintenance is crucial for the longevity of the transmission. Neglecting to change the fluid at recommended intervals can accelerate wear and tear.

Manufacturing defects: In some cases, transmission issues in Impalas may be attributed to manufacturing defects or design flaws, which can lead to premature failure.

Driving conditions: The way an Impala is driven, such as frequent towing, heavy loads, or aggressive acceleration, can also contribute to transmission problems.

By being aware of these factors and taking proactive steps to maintain their Impala's transmission, owners can help minimize the risk of costly repairs and ensure their vehicle's longevity.

Addressing Transmission Issues in Chevrolet Impalas

If an Impala owner suspects transmission problems, it's important to address the issue promptly. Some steps to take include:

Monitoring the transmission: Pay attention to any unusual noises, delayed shifts, or other signs of transmission trouble, and address them as soon as possible.

Maintaining the transmission: Follow the manufacturer's recommended maintenance schedule for transmission fluid changes and other preventive measures.

Seeking professional diagnosis: If transmission issues arise, have the vehicle inspected by a qualified mechanic who can diagnose the problem and recommend the appropriate repairs.

Considering replacement options: In some cases, a complete transmission replacement may be necessary to resolve persistent or severe issues.

By taking these steps, Impala owners can help ensure their vehicle's transmission continues to perform reliably and minimize the risk of costly repairs down the line.

What years did Chevy have transmission problems?

Chevy has had transmission problems in several model years, most notably with 2015-2019 8-speed automatics and certain 2019-2021 9-speed transmissions. Other problematic years include 2014-2021 models, with the 2014 and 2021 Silverados frequently cited for various transmission issues like stalling and harsh shifting. There are also reports of problems in newer models, such as the 2025 Silverado, indicating ongoing issues with some 10-speed transmissions.

You can watch this video to learn about Chevy Silverado transmission problems and years to avoid: 42sCar ExpertlyYouTube · Jun 4, 2025
Common transmission issues by model year range

2015-2019 (8-speed transmissions): These 8-speed automatic transmissions (GM 8L90 and 8L45) have been linked to complaints of rough shifts, jolting, and hesitation.
2019-2021 (9-speed transmissions): Some 9-speed transmissions (9T65) in models like the Chevy Blazer have experienced issues such as slipping between first and second gear, noise, and fluid leaks.
2014-2021 (Silverado): Both major and minor transmission issues have been reported across this range, with customers specifically calling out the 2014 and 2021 models for frequent complaints.
2020-2022 (10-speed transmissions): A recall was issued for certain 10-speed transmissions in diesel engines due to a risk of rear wheel lock-up, which can be preceded by harsh shifting.
2025 (Silverado 10-speed): Newer models are also experiencing issues, such as problems with the valve body in the 10-speed transmission, leading to new technical service bulletins.

This video discusses a GM transmission recall that affects the Chevy Silverado: 59sThe Car Guy OnlineYouTube · Nov 14, 2024
Specific problematic models

Chevrolet Silverado: 2014-2021 (8-speed and other issues), 2015-2019 (8-speed), 2020-2022 (10-speed diesel), and 2025 (10-speed).
Chevrolet Corvette: 2015-2019 (8-speed).
Chevrolet Camaro: 2016-2019 (8-speed).
Chevrolet Colorado: 2017-2019 (8-speed).
Chevrolet Blazer: 2019-2021 (9-speed).

You can watch this video to learn more about 2025 GM and Chevy transmission issues: 1mThe Car Guy OnlineYouTube · May 30, 2025

Do Chevy Impalas have bad transmissions?

Transmission Issues
The worst offender for Chevy Impala transmission troubles is the 2006 model, but those with a 2007, 2010, or 2011 edition will want to pay attention. Transmission Failure: Transmission failure is about as bad as it gets among significant car troubles.

What is the common problem with Chevy Impala?

Common problems with the Chevy Impala include transmission issues like failure and erratic shifting, particularly in older models, as well as engine concerns such as oil consumption and leaks from the intake manifold gasket. Other frequent complaints involve power steering leaks, steering system noises, and various electronics problems, including with the power locks and instrument panel.
Engine and fuel system

Oil consumption: Some models are known to burn excessive oil, which can be caused by worn piston rings or faulty valve seals.
Oil leaks: Leaks from the intake manifold gasket are a known issue.
Check Engine light: The "Check Engine" light can come on due to a loose gas cap or faulty mass air flow sensor.
Fuel gauge issues: Some owners report a fluctuating or inaccurate fuel gauge.

This video explains some of the common problems with Chevy Impalas: 55sCars of QueensYouTube · May 27, 2021
Transmission and drivetrain

Transmission failure/slipping: This is a very common problem, especially in models from the early to mid-2000s.
Erratic shifting: The transmission pressure control solenoid can fail, causing shifting problems.
Shifter issues: The ignition key can become stuck if the shifter fails.

Steering and suspension

Power steering leaks: Leaks in the high-pressure power steering hose can occur.
Steering noises: A clunking noise from the upper intermediate steering shaft is a common complaint.

Electrical and other issues

Power locks: Power lock actuators can fail.
Heater problems: The heater system can experience issues.
Instrument panel problems: The speedometer and other gauges may work erratically.
Security system fault: Some models have issues with the security system causing the engine to stall after starting.
Body and interior: Wind noise, leaks around seals and weatherstripping, and problems with windows, locks, and latches have been reported.

What year of Chevy Impala to avoid?

You should avoid Chevy Impalas from 2000-2005, particularly 2002 and 2004, due to frequent issues like cracked intake manifolds, overheating, and starting problems from the Passlock system. The 2006-2011 models also have known problems with wiring, power steering leaks, door locks, and blend door actuators. Some later models, like the 2014 and 2015, had recalls for steering and airbag issues.

Years to generally avoid

2000-2005 (Eighth Generation): This generation is widely cited as problematic, with recurring issues like cracked intake manifolds, overheating, and ignition problems.
- 2002 and 2004: Specifically mentioned as having particularly harsh criticism and frequent issues.
- 2003-2005: Prone to Passlock anti-theft system failures that prevent the car from starting.
2006-2011 (Ninth Generation): These years had issues with a crumbling wiring harness, oil leaks from the filter housing, and a failing oil pressure sensor.
- 2006: Had a recall and investigation for steering component defects and power steering fluid leaks.
- 2006-2009: Prone to early failure of door locks.
- 2006-2011: Common problems with blend door actuators in the climate control system.
2014-2015: Had significant recalls and potential problems related to power steering and airbags.

Potential issues in later years

2012: Reviewers noted issues with its older platform, poor noise insulation, and a low-rent interior, even with an updated powertrain.
2014-2020: Some models had recalls and recurring problems with components like the purge valve and transmission electronics.

How to mitigate risks

Perform a thorough inspection: Before buying any used car, especially one from the models listed above, have a mechanic perform a thorough inspection.
Check for recalls: Visit the National Highway Traffic Safety Administration (NHTSA) website to check for any recalls that may not have been fixed.
Review service records: Check the vehicle's service records to see if any of the common problems have been addressed.

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.