Remy 26639 Starter Motor

Remanufactured Starter for GM 4.2L Applications

The Remy Premium Remanufactured 26639 starter is built for 12-volt starting systems that need a direct-fit replacement with OE-style construction. It uses a permanent magnet gear reduction design, a closed nose, clockwise rotation, and an 11-tooth pinion for the listed Buick, Chevrolet, GMC, Hummer, Isuzu, and Saab applications.

Remy Premium Remanufactured focuses on remanufactured electrical components for starting and charging repairs. This starter is a practical choice when you need a replacement that matches the original Delco/Delphi-style application and supports reliable engine cranking in the vehicles listed below.

Key Features

• Remanufactured starter for 12-volt systems
• Permanent magnet gear reduction design for compact starting performance
• Closed nose configuration
• Clockwise rotation
• 11-tooth pinion
• 1.7 power rating
• OE manufacturer reference: Delco/Delphi
• Cross-reference part numbers include 12581305 and 8000051

Vehicle Fitment

• Fits 2006-2007 Buick Rainier, N/A
• Fits 2007 Chevrolet Colorado, N/A
• Fits 2006-2007 Chevrolet Trailblazer, N/A
• Fits 2007 GMC Canyon, N/A
• Fits 2006-2007 GMC Envoy, N/A
• Fits 2007 Hummer H3, N/A
• Fits 2006-2007 Isuzu Ascender, N/A
• Fits 2007 Isuzu i-290, N/A
• Fits 2007 Isuzu i-370, N/A
• Fits 2006-2007 Saab 9-7x, N/A
• Fits 2006 Chevrolet Trailblazer EXT, N/A
• Fits 2006 GMC Envoy XL, N/A

What This Starter Helps Address

• Slow or weak engine cranking
• No-start conditions caused by starter failure
• Intermittent starting performance
• Grinding or improper engagement from a worn starter drive
• Replacement needs for a remanufactured OE-style starter

Installation Notes and Tips

Verify the vehicle’s original starter configuration before installation, including 12-volt electrical system requirements, clockwise rotation, closed nose design, and 11-pinon tooth count. Confirm the application against the part number 26639 and the listed interchange references before replacing the starter on a 2006-2007 Chevrolet Trailblazer, 2006-2007 GMC Envoy, or related GM platform vehicle.

For best results, inspect battery condition, cable connections, and charging-system output during diagnosis. A starter replacement should be matched to the exact engine and starting-system configuration used in the vehicle.

Quality Assurance

This Remy Premium Remanufactured starter is remanufactured to meet the needs of OE-style electrical replacement service and is identified for Delco/Delphi applications. Part number 26639 is cataloged for direct fitment across the listed GM and Isuzu platform vehicles.