Get Used Pontiac Auto Trans Parts. Purchase Pontiac Transmission Parts. Shop Pontiac Transmission Parts In Canada & Pontiac Automatic Transmission Components List. Maintaining the automatic transmission of your Pontiac is crucial for a smooth ride, and regular fluid checks can prevent premature wear. Be alert for signs like erratic shifting or a delay in engagement, signaling it's time for component replacement. Opt for high-grade materials when choosing new transmission components, such as durable steel or heat-resistant composites, to ensure longevity and performance. Always adhere to the manufacturer's guidelines for installation to extend the lifespan of your transmission. With a range of components available, from torque converters to gear sets, select those designed specifically for your Pontiac model to guarantee compatibility and optimal functionality.