RepairPal is your advocate for car care advice and guidance

Q: after market radio loses power when i step on brake on 1999 Pontiac Firebird

sometimes comes back on when i restart,
Get a Repair Estimate
Guaranteed by certified locations nationwide. Learn more
RepairPal estimates are guaranteed at over 1,700 quality certified locations nationwide. Learn more
after market upgrade to sound system maybe drawing to much power circut to keep up with. best to get connections checked and alternator tested for output. compare with system draw. it may also be the battery. if battery is not able to hold enough charge to run components, you may need to upgrade to deep cycle to keep up with system draw. double check and test everything related. audio tech. should be able to address as needed.
Didn't find what you were looking for?