Can you replace the voltage regulator on a 1999 Pontiac Bonneville?

Yes, you can replace the voltage regulator on a 1999 Pontiac Bonneville, but it's important to note that the voltage regulator is integrated into the alternator. This means that, in most cases, you'll need to replace the entire alternator to address a faulty voltage regulator. Be sure to disconnect the battery and follow proper procedures when replacing the alternator to ensure safety and proper function.