2007 Chevrolet Impala Q&A

2007 Chevrolet Impala Question: 2007 impala exceleration problems

have replaced cat converter and lower o2 sensor and plugs and wires and car still hesitates and spudders when i push gas -
Answer 1
Do you have an SES light on? If so what are the codes? -
Answer 2
have u figured out what was your problem my car is doing the same? -