trigger-not-working Troubleshooting

Trigger not working on the Bosch PRO Akkupack GBA 18V 5.0Ah

Source: Bosch support — power tool troubleshooting Confidence: 80% Verified Aug 9, 2026

The power tool trigger does not respond, often due to a switch fault or debris.

How to fix Trigger not working

Clean the trigger

Clean the trigger area to remove debris.

Source: Bosch support — power tool troubleshooting Confidence: 80% Verified Aug 9, 2026

Difficulty: ★ Est. 5 min

Replace the switch

If the switch is faulty, replace it with a genuine part.

Source: Bosch support — power tool troubleshooting Confidence: 80% Verified Aug 9, 2026

Difficulty: ★★★ Est. 30 min

Replacement parts for the Bosch PRO Akkupack GBA 18V 5.0Ah

Bosch PRO Akkupack GBA 18V 5.0Ah Replacement Battery Bosch PRO Akkupack GBA 18V 5.0Ah Charger Bosch PRO Akkupack GBA 18V 5.0Ah Carbon Brushes Bosch PRO Akkupack GBA 18V 5.0Ah Chuck Bosch PRO Akkupack GBA 18V 5.0Ah Gearbox Assembly Bosch PRO Akkupack GBA 18V 5.0Ah Tool Case

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