2015 GMC Sierra 1500 Paint Codes
AI-generated reference. Always verify torque values, fluid capacities, intervals, and procedures against the manufacturer's service manual or OEM repair information before performing work. Repairius is not liable for damage from acting on this content without verification.
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Quick reference
| Color Name | Paint Code | Type |
|---|---|---|
| Onyx Black | 41 / GBA | Solid |
| Summit White | 50 / GAZ | Solid |
| Crimson Red Tintcoat | 58 / GBN | Pearl |
| Cyber Gray Metallic | 12 / GAN | Metallic |
| Mocha Steel Metallic | 61 / GBN | Metallic |
| Quicksilver Metallic | 17 / GWT | Metallic |
| Iridium Metallic | 22 / GXG | Metallic |
| Dark Slate Metallic | 21 / G7Z | Metallic |
| Stone Blue Metallic | 25 / GBO | Metallic |
| Deep Ruby Metallic | 40 / GBE | Metallic |
| White Diamond Tricoat | 800J / GVU | Tri-Coat |
Where to find your paint code
The paint code for your 2015 GMC Sierra 1500 is typically located on the Service Parts Identification (SPID) label. This sticker is usually found on the inside of your glove box door. On this label, you'll see a list of three-digit alphanumeric codes, often starting with a 'BC/CC' prefix. The paint code will be a two-digit number directly followed by the corresponding four-digit alphanumeric code. For example, 'BC/CC U 41 8555' would indicate a paint code of 41 (Onyx Black). You may also find a shorter version, such as 'WA8555', where the '8555' is the crucial part of the code.
Failing that, always check the driver's side door jamb. Many manufacturers also place a sticker there that includes various vehicle information, sometimes including the paint code. It will often be labeled "EXT PNT" for exterior paint.
If you're having trouble locating it, providing your VIN to a GMC dealership parts department or a reputable automotive paint supplier will allow them to accurately identify your vehicle's original paint code.
Best touch-up paint sources
When it comes to touching up minor scratches or chips, several reliable brands offer excellent color matches for your 2015 GMC Sierra 1500:
- Dupli-Color: A widely available option at most auto parts stores, Dupli-Color offers aerosol cans and paint pens for a variety of factory colors. They are known for their ease of use and good color accuracy.
- AutomotiveTouchup: This online retailer specializes in custom-mixed touch-up paint that precisely matches your vehicle's factory color, based on your paint code. They offer pens, bottles with brushes, and aerosol cans, as well as primers, clear coats, and other body repair supplies.
- Tcoat custom-mix: If you're looking for a perfect match, Tcoat can custom-mix paint based on your specific paint code, often providing a more precise blend for older vehicles or unique colors.
- Dealership: Your local GMC dealership parts department can also supply touch-up paint specifically formulated for your Sierra 1500. While sometimes a bit more expensive, it guarantees an exact factory match.
How to use touch-up paint
Applying touch-up paint correctly can make a significant difference in the final appearance. Follow these general steps:
- Clean the area: Thoroughly clean the damaged spot with soap and water, then an automotive degreaser or rubbing alcohol, to remove any wax, grease, or dirt.
- Apply primer (if needed): If the scratch goes down to bare metal or plastic, apply a thin layer of primer. Allow it to dry completely according to the product instructions.
- Apply base coat: Shake the touch-up paint well. Apply thin, even coats of the base color, allowing each coat to dry before applying the next. Build up the paint gradually until it's level with the surrounding surface.
- Apply clear coat: Once the base coat is dry, apply several thin layers of clear coat to protect the paint and give it a glossy finish. Allow ample drying time between coats and for the final clear coat.
Color matching tips for pearls and tri-coats
Pearl and tri-coat paints, like the Crimson Red Tintcoat or White Diamond Tricoat offered on your 2015 Sierra, present a unique challenge for touch-ups due to their multi-layered composition. These finishes achieve their depth and shimmer through multiple coats of different colors and effects.
- Even application is key: With pearl and tri-coats, the way you apply the paint significantly impacts the final look. Ensure very thin and even coats to avoid blotchiness.
- Blend carefully: When clear coating, try to blend the edges of the repaired area into the surrounding factory paint to minimize the appearance of a patch.
- Consider professional help: For larger chips or scratches on pearl and tri-coat finishes, or if you're not confident in your ability to achieve a seamless blend, it's often best to consult a professional body shop. They have the expertise and equipment to properly apply these complex paints.
Find a trusted body shop on Repairius.
More specs for the 2015 GMC Sierra 1500
Oil Capacity & Filter
Capacity, weight, filter PN, drain plug torque, change interval.
Fluid Type Specs
Engine oil, coolant, ATF, diff, brake, PS, DEF — with OEM spec numbers.
Coolant Capacity & Type
Total system capacity, OEM coolant spec, flush interval, bleed tips.
Transmission Fluid & Service
Trans model, fluid spec, capacity, filter PN, service interval.
Torque Specifications
Lug nuts, drain plug, caliper, axle nut, plug, key fasteners.
Brake Pad & Rotor Specs
Pad PNs, rotor size, min thickness, caliper torque.
Tire Size & Pressure
OEM size, cold psi, bolt pattern, wheel size, TPMS.
Battery Size & Group
Group size, CCA, AGM/flooded, dimensions, reset note.
A/C Refrigerant & Oil
R-134a or R-1234yf, charge oz, PAG oil spec.
Bulb Sizes (Headlight, Tail, Fog)
Headlight, fog, tail, turn, reverse, interior.
Factory Maintenance Schedule
Service intervals by mileage, severe-duty notes, known issues.
Towing Capacity & Payload
Max tow, payload, GVWR/GCWR, hitch class by trim.
Fuse Box Diagram & Amperage
Fuse box locations, layout, amps, and what each fuse controls.
Serpentine Belt Routing & Length
Belt routing, length, rib count, OEM + aftermarket PNs.
Wheel Alignment Specifications
Camber, caster, toe ranges (front & rear), adjustability notes.
Wiper Blade Sizes
Driver/passenger/rear blade size, attachment, OEM + cross-refs.
Spark Plug Type & Gap
Plug PN, gap, torque, interval by engine.
Transmission & Axle Gear Ratios
Trans gear ratios, axle ratios, RPO codes, tow vs MPG impact.
Key Fob Programming
DIY programming steps, FCC ID, fob PN, battery, transponder.
Same spec — other model years
Maintenance & repair guides
2015 GMC Sierra 1500 Maintenance Schedule →
Available maintenance guidance; confirm the manufacturer schedule.
Repair planning references →
Plan the scope of work; detailed procedures need configuration-matched evidence.
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