How to Delete GPS Cache After Baseband Chip Replacement

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Due to high volume of iPhone 3G and 3GS baseband chips being replaced, we may have missed testing the GPS on one or two logic boards.

If you have received your logic board and found out that the GPS is not working even though your baseband version is already on version 5.13.04 or below, you will need to delete the cache or temporary files folder for the GPS.

Here’s how to do it:

Editor's note: learn more by reading our ebook on starting your own iPhone repair & unlock business

1. Download iFunBox for Windows or DiskAid for Mac.

2. Go to the following path:


3. Delete the ‘locationd‘ folder. Don’t worry about deleting the cache, it’ll rebuild itself next time your iPhone uses the GPS.

4. Reboot your iPhone and launch the Maps app. It should pin-point your location now and GPS functionality is fully restored.

How to Delete GPS Cache After Baseband Chip Replacement was last modified: June 23rd, 2011 by Joe Wang

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