Flashing Lights On The Dashboard

[Steveg3por]

When driving the lights flash on the dash and then everything dies including speedo and tach then the seat belt light comes on and then all returns to normal...until the next time.......Helpful suggestions please

[stebaz47]

i have had this before when i went over bump dash lights would go off and car would die

it turned out to be earth lead on battery

[IanIOM]

Yep check ya connections on the battery and alternator

[Steveg3por]

Thanks guys will try that in the morning and let you know

[Steveg3por]

Cleaned and tightened all suggested to no avail. is there a reset for the dash?