TYC 18-3190-01 Side Marker Light - Left Upper

TYC Left Upper Side Marker Light for Chevrolet

This TYC Regular side marker light is built for the left upper position on select Chevrolet trucks and SUVs with composite headlamps. It uses an amber plastic lens and a plastic housing for a direct exterior lighting replacement that matches the original application.

Part number 18-3190-01 is a fitment-specific replacement for the left upper side marker on 1994-2000 Chevrolet C2500, C3500, K2500, K3500, and Tahoe, plus 1994-1999 Chevrolet C1500, C1500 Suburban, C2500 Suburban, K1500, K1500 Suburban, K2500 Suburban, and 1994 Chevrolet Blazer with composite headlamps.

Key Features

• Amber lens color for the left upper side marker location
• Plastic lens and plastic housing construction
• Snap-in attachment method for OE-style mounting
• No bulbs included
• Built for vehicles with composite headlamps
• Cross-reference: Chevrolet 5977459 and Partslink GM2550143

Product Details

TYC Regular part 18-3190-01 is an exterior lighting component made for the left upper side marker position. The amber lens helps restore the original front-end lighting appearance on Chevrolet C/K trucks, Suburban models, Tahoe, and Blazer applications that use composite headlamps. The snap-in design supports a clean replacement where the original lamp assembly mounts in the body or fascia opening.

This part is commonly searched as a left upper side marker light for 1994-2000 Chevrolet C2500 and K2500, as well as 1994-1999 Chevrolet C1500 and K1500 applications. If you are replacing a damaged, faded, or missing marker lamp, 18-3190-01 provides the correct position and lens color for the listed vehicles.

What This Part Helps Address

• Broken or cracked side marker lens
• Faded amber lens appearance
• Missing left upper exterior marker lamp
• Water intrusion from a damaged lamp housing
• Incorrect lighting appearance after collision repair

Installation Notes and Tips

Verify the vehicle uses composite headlamps before ordering. This lamp installs in the left upper position and uses a snap-in attachment method. Compare the existing lamp to the other side, part 18-3189-01, to confirm shape, mounting points, and orientation before installation.

Because bulbs are not included, transfer or replace the bulb as needed during service. Check the lens opening and surrounding trim for damage that could affect fitment on Chevrolet C1500, K1500, Tahoe, and related models.

Quality Assurance

TYC Regular replacement lighting parts are cataloged for direct-fit applications and are identified here with OE and Partslink cross-reference numbers for accurate ordering. Part number 18-3190-01 is listed for the specified Chevrolet fitments and left upper position only.