Having problems with your 2003 Chevrolet Impala ?
Where do I find the Valve for my 2003 Chevy impala to put freeon
On my 2002 Impala with 3.8L, the LOW port is behind the engine on the firwall. Near the dipstick.
Repair Help & Product Troubleshooting for 2003 Chevrolet Impala
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