1993 BMW 325 temp gauge erratic

1993 BMW 325
242,000 MILES • 6 CYL • 2WD • AUTOMATIC
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MIGO121
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My temp (dial) gauge is erratic . It sometimes read half and then would indicate an overheat and bring on the red light then goes back to read half again. It bounces back and forth from half to overheat. Is this an indication of a bad temp sender and where is this located? Tx.
Aug 30, 2009 at 5:46 PM
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