Standard/OE$35.38
10 items in stock
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GeoBrakes stocks OEM-grade vehicle speed sensors confirmed to fit the Pontiac Grand Prix, the components that supply vehicle speed data to the Grand Prix transmission control module, ABS system, speedometer, and cruise control simultaneously. Every Pontiac Grand Prix sensor is direct-fit, calibrated to the correct signal frequency
Standard/OE$35.38
10 items in stock
Select your vehicle to see compatible products and accurate pricing
The vehicle speed sensor on the Pontiac Grand Prix is a single component whose data feeds multiple vehicle systems at once on your Grand Prix. When it fails on the Pontiac Grand Prix, the effects appear across your Grand Prix speedometer, transmission, cruise control, and ABS simultaneously, making diagnosis less straightforward than a fault that affects only one system on the Pontiac Grand Prix.
On older Pontiac Grand Prix vehicles and most rear-wheel-drive designs, a dedicated transmission-mounted speed sensor monitors output shaft speed on the Grand Prix and serves as the primary reference for the Grand Prix speedometer and transmission control module. On modern Pontiac Grand Prix front-wheel-drive and all-wheel-drive platforms, wheel hub sensors serve the dual function of ABS speed sensing and vehicle speed data delivery on the Grand Prix, one sensor feeding multiple Pontiac Grand Prix systems from a single mounting point.
Signal accuracy is the defining specification for a Pontiac Grand Prix vehicle speed sensor. A sensor that generates the wrong pulse frequency for your Grand Prix control modules produces incorrect speedometer readings, mis-timed transmission shifts, and inaccurate ABS calibration on your Pontiac Grand Prix, even if it passes a basic resistance test. Every speed sensor in the GeoBrakes catalogue is sourced to the correct signal frequency for the Pontiac Grand Prix exact year, make, model, and sensor position.
Can a faulty speed sensor affect the transmission on my Pontiac Grand Prix?
Yes. The Pontiac Grand Prix transmission control module relies on vehicle speed data to calculate correct shift timing. A failed Grand Prix speed sensor can cause erratic shifting, delayed upshifts, incorrect downshifts, or trigger Grand Prix limp mode.
Will a bad vehicle speed sensor turn on the check engine light on my Pontiac Grand Prix?
Yes. A failed Pontiac Grand Prix vehicle speed sensor typically stores fault codes P0500, P0501, or P0502. Depending on the Grand Prix, it may also trigger ABS, traction control, or transmission warning lights simultaneously.
Is the vehicle speed sensor the same as the ABS wheel speed sensor on my Pontiac Grand Prix?
On many modern Pontiac Grand Prix vehicles, yes, wheel hub sensors serve both the ABS system and vehicle speed sensing simultaneously on your Grand Prix. On older Grand Prix vehicles with transmission-mounted speed sensors, they are separate components. Use the GeoBrakes vehicle selector to confirm the correct sensor type for your Pontiac Grand Prix.