Standard Ignition AX67 Ambient Air Temperature Sensor

Ambient Air Temperature Sensor for GM Applications

Standard Ignition AX67 is an ambient air temperature sensor built for direct replacement service on a wide range of Chevrolet, Buick, Cadillac, Oldsmobile, Pontiac, and Saturn vehicles. It uses a bolt-on mounting style, a black housing, and a plug-in oval connector to support clean installation and reliable signal transfer.

For technicians and DIY repairs, this Standard Ignition AX67 ambient air temperature sensor is a practical OE-style replacement for vehicles such as the Chevrolet Corvette, Impala, Monte Carlo, and HHR, along with related GM platforms. The AX67 part number is also commonly searched as AX67 when matching an ambient temperature sensor by application.

Key Features

• Ambient air temperature sensor for HVAC and climate control systems
• Bolt-on attachment method with included mounting bracket(s)
• Black sensor body with one female oval connector
• Plug-in connector design with 2 male blade terminals
• Built with high-grade materials for consistent performance and longer service life
• Direct replacement format for GM vehicle applications

Detailed Description

Standard Ignition AX67 is engineered for accurate ambient air temperature input, helping the vehicle’s HVAC system read outside air conditions correctly. That signal is used by the climate control strategy on applications such as 1997-2013 Chevrolet Corvette, 2000-2005 Chevrolet Impala, 2000-2005 Chevrolet Monte Carlo, and 2006-2011 Chevrolet HHR. It also serves many Buick, Cadillac, Oldsmobile, Pontiac, and Saturn models listed in the fitment data. If you are searching for an ambient air temperature sensor for Chevrolet Corvette or a replacement ambient temperature sensor for GM cars and crossovers, AX67 is a direct-fit option to compare by application and connector style.

This part cross-references Standard Motor Products (e.g., 5S1127, 72-4609) for the same application.

Common Problems This Sensor Can Help Address

• Incorrect outside temperature display on the dash
• HVAC system readings that do not match actual ambient conditions
• Climate control behavior affected by a faulty temperature input
• Sensor damage from age, road debris, or corrosion
• Intermittent temperature signal caused by connector or terminal wear

Installation Notes and Tips

• Verify connector shape, terminal style, and mounting style before installation.
• Inspect the harness connector for corrosion, bent terminals, or damaged locking tabs.
• Confirm the sensor location on the vehicle before removing the original unit.
• Use the fitment list to match the exact year, make, and model, including GM applications such as Chevrolet Impala, Pontiac Grand Prix, and Buick Regal.

Quality Assurance

Standard Ignition builds this sensor with high-grade materials and construction to support professional installation confidence and dependable operation. The AX67 reflects the brand’s long-running focus on technician-oriented replacement parts and precision performance.