Exhibit 99.1 Aptiv Reports First Quarter 2024 Financial Results Solid Operating Performance DUBLIN - Aptiv PLC (NYSE: APTV), a global technology company focused on making mobility safer, greener and more connected, today reported first quarter 2024 U.S. GAAP earnings of $0.79 per diluted share. Excluding special items, first quarter earnings totaled$1.16 per diluted share. First Quarter Financial Highlights Include: • U.S. GAAP revenue of $4.9 billion, an increase of 2% ◦ Revenue increased 2% adjusted for ...