Pioneer Cables CA-1278 Automatic Transmission Shifter Cable

Automatic Transmission Shifter Cable for HD Trucks

Pioneer Cables CA-1278 is a standard replacement automatic transmission shifter cable built to OE specifications for select Chevrolet Silverado HD and GMC Sierra HD applications. It uses a durable steel inner cable with a polymer outer housing to help protect against corrosion and abrasion for consistent shifting performance.

Key Features

• OE-spec replacement shifter cable for automatic transmission linkage
• Steel inner cable for strength and dependable movement
• Polymer outer housing helps shield the cable from corrosion and wear
• Eyelet end on one side and threaded shaft end on the other
• Length: 54.09 in.; mounting length: 46.46 in.
• Fits lower cable applications on select Silverado HD and Sierra HD trucks

Fitment Details

• Fits 2007-2014 Chevrolet Silverado 2500 HD, lower cable.
• Fits 2007-2014 Chevrolet Silverado 3500 HD, lower cable.
• Fits 2008-2014 GMC Sierra 2500 HD, lower cable.
• Fits 2007-2014 GMC Sierra 3500 HD, lower cable.
• Fits 2007 Chevrolet Silverado 2500 HD Classic, lower cable.
• Fits 2007 Chevrolet Silverado 3500 Classic, lower cable.
• Fits 2007 GMC Sierra 2500 HD, lower cable.
• Fits 2007 GMC Sierra 2500 HD Classic, lower cable.
• Fits 2007 GMC Sierra 3500 Classic, lower cable.

Detailed Description

CA-1278 is a direct-fit style automatic transmission shifter cable for heavy-duty GM trucks, including Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500 HD, GMC Sierra 2500 HD, and GMC Sierra 3500 HD applications. The cable is built with a steel core and a protective outer sleeve to support smooth shifter-to-transmission communication while resisting everyday road exposure. For buyers searching for a Chevrolet Silverado HD shifter cable or GMC Sierra HD transmission shift cable, CA-1278 provides a practical OE-spec replacement option.

Common Problems This Part Can Address

• Loose or inaccurate gear selection at the shifter
• Delayed or inconsistent transmission range engagement
• Frayed, corroded, or damaged shift cable housing
• Excessive play in the shifter linkage
• Difficulty matching the shifter position to the transmission range

Installation Notes and Tips

Verify the vehicle’s year, model, and lower-cable application before installation. Confirm the end styles and overall length match the original cable, and inspect related brackets, grommets, and linkage points for wear before reassembly. Proper routing is important to avoid binding and to maintain smooth shifter operation.

Quality Assurance

Pioneer Cables manufactures this replacement cable to OE specifications using materials selected for durability and consistent fit. Part number CA-1278 is built as a standard replacement for the listed Chevrolet Silverado HD and GMC Sierra HD applications.