1. Side Marker Lights For Sale
  2. sku: 9622773658862891
  3. GM 5963138-2

GM 5963138-2 Front Left Marker Lamp Light

fits model: Firebird. year: 1970–1981.

5963138-2 Gm 1970-1981 Firebird Front Left Side Marker Lamp Light Oem

( Brand: Gm ), ( Manufacturer Part Number: 5963138-2 ), ( Mounting Style: Screws ), ( Vintage Part: Yes ), ( Placement On Vehicle: Front, Left ), ( California Prop 65 Warning: No ), ( Type: Side Marker Light Assembly ), ( Housing Color: White ), ( Features: Sae-certified ), ( Lens Color: Amber ), ( Finish: Smooth ), ( Country Of Origin: United States ), ( Lighting Technology: Incandescent )

Review GM Front Left Side Marker Lamp Light Oem fits FIREBIRD 1970–1981

The **GM 5963138-2 Front Left Marker Lamp Light** from the 1970 1981 Chevrolet Firebird is a classic yet functional component that embodies the automotive elegance and engineering of its era. This rectangular, amber-tinted lens assembly was designed to serve as a clear, low-profile indicator for the vehicle s left side, ensuring visibility during low-light conditions or inclement weather while adhering to the strict lighting regulations of the time. Crafted with a durable polycarbonate or glass lens, the unit is encased in a sturdy metal or molded plastic housing, often featuring a slightly textured or ribbed exterior to enhance grip and prevent fogging. The internal wiring harness connects seamlessly to the vehicle s electrical system, with a reliable incandescent bulb socket designed to accommodate a standard 12-volt marker lamp bulb, typically rated around 5 watts for energy efficiency. The lens itself is often etched with subtle GM branding or a faint "Chevrolet" emblem, adding a touch of authenticity for restoration enthusiasts. While the design is simple, its placement flanked by the Firebird s iconic front fenders and grille plays a subtle yet essential role in the car s overall aesthetic, blending seamlessly with the angular, futuristic styling of the C3 generation. Whether used in a meticulously restored classic or as a functional replacement for a vintage restoration project, this marker lamp light remains a testament to the precision and attention to detail that defined General Motors approach to automotive lighting during the late 1970s.

### **Pros and Cons of Buying a GM 5963138-2 (1970 1981 Firebird Front Left Marker Lamp Light)**

#### **Pros:**

1. **Authentic Fit and Finish** This is an original or high-quality reproduction part designed specifically for the 1970 1981 Chevrolet Firebird, ensuring a proper fit without modifications.

2. **Functionality** Marker lights improve visibility, especially in low-light conditions, enhancing safety for both the driver and other road users.

3. **Aesthetic Consistency** If restoring or maintaining a classic Firebird, using an original-style part preserves the vehicle s historical appearance.

4. **Reliability** As a standard automotive component, it should function reliably if installed correctly, reducing the risk of electrical or mechanical failure.

5. **Ease of Installation** Being a direct replacement, it should be straightforward to install, requiring only basic tools and wiring knowledge.

6. **Compatibility with Aftermarket Mods** If upgrading other lighting components, this marker light will integrate seamlessly with modern or vintage aftermarket options.

7. **Prevents Future Issues** A failing marker light can lead to code errors or further electrical problems; replacing it now avoids potential complications later.

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#### **Cons:**

1. **Age and Wear** If purchasing a used part, it may have been stored improperly, leading to cracked lenses, corroded contacts, or damaged wiring.

2. **Limited Availability** While not extremely rare, finding an exact match (especially for older models) may require searching through specialty suppliers or eBay, potentially increasing cost.

3. **Potential Counterfeit Parts** Some sellers may offer knockoff parts that don t fit correctly or last as long as genuine components.

4. **Electrical Compatibility Issues** If the vehicle s wiring harness is degraded, the new light may not function properly unless the system is inspected.

5. **Cost vs. Newer Alternatives** For modern Firebirds, LED or smart marker lights may offer better visibility and longevity, though they may not be period-correct.

6. **Difficulty in Testing** Without a working test light or multimeter, verifying functionality after installation can be challenging.

7. **Environmental Factors** Exposure to moisture, heat, or road debris over time may still cause the lens or housing to degrade, requiring eventual replacement.

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### **Conclusion:**

The **GM 5963138-2 marker light** is a practical choice for restoring or maintaining a 1970 1981 Firebird, offering authenticity, safety, and ease of installation. However, its value depends on the condition of the part, the source of purchase, and the overall health of the vehicle s electrical system. If buying new or from a trusted supplier, the benefits outweigh the drawbacks. If opting for a used part, thorough inspection is essential to avoid hidden flaws.

### **Recommendation:**

- **Buy New or from a Reputable Supplier** Prioritize a new or high-quality reproduction part to ensure reliability and compatibility.

- **Inspect the Part** If purchasing used, check for cracks, corrosion, and intact wiring before installation.

- **Test the Installation** After fitting, verify the light functions correctly with a test light or by checking the fuse and wiring connections.

- **Consider Modern Alternatives** If the Firebird is being driven regularly, LED marker lights (while not period-correct) may offer better durability and visibility.

- **Pair with Other Maintenance** If replacing this light, take the opportunity to inspect and clean the surrounding wiring and connectors to prevent future issues.

For a classic Firebird owner seeking authenticity, this part is a sound investment. For those prioritizing longevity and performance, evaluating LED upgrades may be worth the trade-off.

Details:

Right front side marker light assembly for a 1970-1981 Pontiac Firebird, original OEM GM licensed, with part number 8562, or an 5963136,in good condition as seen in photos.

part #: 59631382 price

  • $9.99

specifications sidemarkeligh:

  • for models: Firebird
  • for years: 1970-1981
  • brand: Gm
  • mpn: 5963138-2
  • mounting style: Screws
  • vintage part: Yes
  • placement on vehicle: Front, Left
  • california prop 65 warning: No
  • type: Side Marker Light Assembly
  • housing color: White
  • features: Sae-certified
  • lens color: Amber
  • finish: Smooth
  • country of origin: United States
  • lighting technology: Incandescent

returns sidemarkeligh:

  • policy: No Returns

payments sidemarkeligh:

  • wallet: Apple-pay
  • credit card: Visa
  • other

seller sidemarkeligh:

  • rating: 100.0%
  • city: Festus, Missouri
  • # reviews: 439

offer sidemarkeligh:

  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • availability: In Stock
  • best offers: True
  • started: April 9, 2026

general sidemarkeligh:

  • Car Truck Parts Accessories > Lighting Lamps > Side Marker Light Assemblies
  • condition: Used

shipping sidemarkeligh:

  • cost: $5.45
  • carrier: USPS
  • class: Standard
  • transit: 4-9 Days
  • service: USPS Ground Advantage
  • type: Calculated
for models: firebird, for years: 1970-1981, mounting style: screws, vintage part: yes, placement on vehicle: front, left, california prop 65 warning: no, type: side marker light assembly, housing color: white, features: sae-certified, lens color: amber, finish: smooth, country of origin: united states, lighting technology: incandescent,
category: auto parts > car truck parts accessories > lighting lamps > side marker light assemblies, sku: 9622773658862891,
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1 offer $9.99 USD
  • Used. Offer #1 priced at $9.99 + $5.89 shipping estimate = $15.88* total. +$5.89 shipping

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