2003 Chevrolet Express 3500 Q&A
2003 Chevrolet Express 3500 Question: repair
check eng. and security light came on ,when you turn switch off lights stayed on, now when you turn switch off the engine keep running ,security light on, and transmission isnt shifting right, how do you fit this ? - Visitor
A scan tool will be needed to retrieve codes in the memory of your Chevy's computer, computers in your car may not be communicating properly with each other but a scan tool that can communicate with all the computers of your Chevy will be required to do basic diagnostic tests. - patrick mannion
cost and how long should it take truck has 6.6 liter diesel which is not listed transmission is a 4L80E
AC PART# 16238399
Once my running lights are turned on only the top brake light works.
SEEMS AS IF NO GAS IS GETTING TO ENGINE