Horns - Poor Tone. Pontiac Sun Runner - 4WD (Canada) 1998

For 1990-2009 cars

• | A harsh tone results from loose bolts in the sheet metal mounting area.

• | A weak, strained tone results from a foreign body in the horn which should be shaken out or removed.

• | A weak tone results from insufficient current. Refer to Horn Current Adjustment .

• | A low pitched moan results from excessive current. Refer to Horn Current Adjustment .

• | A harsh vibration is caused by the horn contacting the sheet metal. Bend the bracket in order to give the horn clearance and freedom from interference.