You need to go to a repair shop and not a parts house and have the light diagnosed. There is a reason and you need to know what it is.
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The instructions on how to reset the brake maintenance light in a Chevrolet Malibu can be found in the owner manual. It can be viewed for free at Chevrolet's official website.
There are pages and pages and items that can cause a check engine light. You need to have it checked for codes with a scan tool. After repair light can be shut off with scan tool.
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The 2007 Chevrolet Malibu tail light fuse can be found in the fuse box. The tail light fuse will be in the second column, third from the top.
In all probability the alternator is not working as it should.
Unless you have a scanner or the equalivant then you think you reset it when in reality you have only had to reset the clock.
The 1999 Chevrolet Malibu brake light switch can be found beneath the dashboard, next to the brake pedal. The brake light switch simply plugs in and out.
Is the check engine light "ON" and if so have you had it diagnosed? Did you replace the fuel filter when you replaced the pump?
To reset the "Service Engine Soon" light on a 1992 Chevrolet Astro, you can disconnect the battery for about 15 minutes. This will clear the engine codes and reset the light. Alternatively, you can use an OBD-I scanner (if available) to clear the codes. After resetting, ensure that any underlying issues are addressed to prevent the light from coming back on.
Carefully!!! You will need to pressure bleed the system and it will require a scanner to reset the light.