Pontiac Sunfire Rattling Coming From Behind: Causes + Diagnosis | Drivetrain Resource

If you hear your Pontiac Sunfire rattling when going over bumps, this sound could be caused by various issues, from minor to more serious.  ...

Pontiac Sunfire Soft Brake Pedal Causes | Drivetrain Resource

If your Pontiac Sunfire has a soft brake pedal, it is a sign of a serious brake system issue. It’s usually caused by air entering the system in some ...

Pontiac Sunfire Humming Noise Getting Louder With Speed: How to Fix

If your Pontiac Sunfire has a humming noise at high speed, it can be distracting and, depending on the cause, dangerous. We’ve outlined the most ...

Pontiac Sunfire Air Conditioner Not Working: Causes + Fix

If your Pontiac Sunfire’s AC system is not working, it can be uncomfortable and downright dangerous on a hot day. There are A LOT of issues that can ...

Pontiac Sunfire Dash Light Flicker and No Start: How to Fix

Dash lights flickering and failure to start is a very common issue that can happen to the Pontiac Sunfire. While your first impulse may be to think ...

Pontiac Sunfire P0725 Code: Meaning, Causes, + Diagnosis

P0725 is a common OBD2 code that can occur in the Pontiac Sunfire. It indicates an issue with the engine speed sensor input circuit (which measures ...

Pontiac Sunfire C0035: Causes, Diagnosis, + Likely Fix

C0035 is a manufacturer-specific chassis trouble code that can occur in the Pontiac Sunfire. GM designated C0035 to indicate an issue with the left ...

Pontiac Sunfire P0523: Meaning, Causes, + Likely Fixes

P0523 is a standard OBD2 trouble code that can occur in the Pontiac Sunfire. In layman’s terms, it indicates the signal from the oil pressure sensor ...

Pontiac Sunfire P015B: Meaning, Causes, & Diagnosis

P015B is a generic trouble code, which means it has the same meaning any vehicle. In the case of the Pontiac Sunfire, It indicates that the Oxygen ...

Pontiac Sunfire: DRL Warning Light On – Causes + Fix

Daytime running lights (or DRL) are specialized lights that come on when your Pontiac Sunfire’s regular headlights are turned off. Their purpose is ...
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