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NHTSA — Engine And Engine Cooling: Exhaust System: Emission Control: Catalytic Convertor Problems

2.0

hardly worth mentioning
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
81,000 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2008 Chevrolet Impala exhaust system problems

exhaust system problem

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2008 Chevrolet Impala Owner Comments

problem #1

Dec 052015

Impala

  • 81,000 miles

A D V E R T I S E M E N T S

The contact owns a 2008 Chevrolet Impala. While driving 30 mph, the check engine warning light illuminated and the vehicle jerked severely. In addition, the brakes were unresponsive. The contact pulled over to restart the vehicle, but the failure recurred. The contact mentioned reconnecting a vacuum hose after observing that it was disconnected from the power booster. Afterwards, the brakes became responsive. The vehicle was taken to the dealer where it was diagnosed that the throttle position sensor failed and needed to be replaced. The vehicle was repaired, but the failure recurred. The vehicle was taken to the dealer once more where it was diagnosed that the catalytic converter failed and needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure. The approximate failure mileage was 81,000. Updated 03/04/16

- White House, TN, USA

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