The 4T45-E transmission, found in many configurations, can be a point of failure if not serviced properly. Interior Maintenance and Upkeep The interior of the 2007 Impala is a sanctuary of faux wood and soft-touch plastics, but these materials are not immune to the passage of time.
2007 Chevrolet Impala Engine Performance Check: Diagnosing Common Issues
Over time, the front struts and bushings can wear out, resulting in a choppy ride and noise over uneven roads. The climate control knobs are known to crack and become brittle.
3L V8 engines are generally reliable but are susceptible to issues common to the era. 5L engine can degrade over time, leading to vacuum leaks and the infamous check engine light.
2007 Chevrolet Impala Engine Performance Check: Key Diagnostics for 3.5L and 5.3L Engines
This is a widespread complaint that often requires dealer attention or a costly aftermarket replacement. Electrical System Vulnerabilities One of the most frustrating aspects of the 2007 Impala involves the electrical system.
More About 2007 Chevrolet impala problems
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