2002 Grand Cherokee 4.0L, Federal Emissions PLUG AND PLAY NO NEED TO PROGRAM, WE DO IT FOR YOU. YOUR COMPUTER COME PLUG AND PLAY.
All of our Parts Sold are as an Exchange, We ship to you, We Include a Return Shipping Label, You return your Faulty Core part using the Special supplied Return Service label, We allow 15 Days for the Core Return from the time you receive your purchased Part, Your long Term Warranty will commence at time of arrival.
Warranty activation - return your Faulty Original Core to validate your Warranty. Your Warranty starts the day we receive your Core. Please use the enclosed Return Shipping Label, use the actual packaging your part arrived in, place the return label over the existing shipping label and drop at your local shipping agent. We allow 15 Days for the Core Return from the time you receive your purchased Part. Your Warranty will commence at time of arrival