Your alternator output/charging system voltage, if low will kick on the SRS light, disarming the system until adequate output is available. Have the electrical system checked first. Easy to do and doesn't cost but a nickle..

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Jeff Lawrence
1989 300e
2000 Dodge Grand Caravan SE
No matter what you fix, there will always be something else to fix..
"Warranty" is just another way of postponing the inevitable.