CHECK ENGINE LIGHT
Check engine diagnostics, maintenance and repairs by certified technicians
When your car or truck’s check engine light comes on, it can signal a number of issues. At A & P Auto, our technicians run complete check engine diagnostics. We interpret diagnostic trouble codes and inspect your vehicle. Once we’ve diagnosed the problem, we have the expertise to complete the repairs.
- Check engine diagnostics and expert code analysis
- Professional repairs with quality auto parts
- Fast, efficient maintenance and service
Expert Check Engine Diagnostics, Repairs, and Maintenance
The check engine light is triggered by the output from your onboard computer diagnostic system. Its single purpose is to inform you of situations that need to be addressed. Your vehicle’s problem could be a loose gas cap or a bad spark plug. It could be something more complicated like a malfunctioning catalytic converter.
When your check engine display lights up, it always involves a problem that reduces your car’s performance, lowers your fuel efficiency or increases toxic emissions. It’s important to have a certified technician run check engine diagnostics and complete repairs to eliminate small problems before they get worse.

We perform recommended maintenance to prevent check engine problems.

We are a certified emissions repair facility with expertise in performing check engine diagnostics and repairs.

WHAT ARE THE SIGNS THAT A VEHICLE NEEDS CHECK ENGINE DIAGNOSTICS?
- Check engine dash light illuminates
- Check engine light flashes
- Toxic exhaust fumes
- Poor gas mileage

IS THERE A PROBLEM IF THE CHECK ENGINE LIGHT FLASHES WHEN I START MY CAR?
When you start your car, it runs internal diagnostic tests to make certain that everything is operating properly. All dashboard warning lights may flash briefly. As long as they fade out right away, there’s no cause for concern.
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Locations
A & P Auto Inc,
1298 Water St, Fitchburg,
MA 01420, United States
A&P Auto Inc,
290 Central St, Leominster,
MA 01453, United States
Call
Fitchburg: 978-345-9237
Leominster: 978-534-9237
Hours
Mon: 8am - 5pm
Tue: 8am - 5pm
Wed: 8am - 5pm
Thur: 8am - 5pm
Fri: 8am - 5pm
Sat: 8am - 12pm
Sun: Closed
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