Product Description
1978-1991 GMC Pickup Truck, Crew Cab, Driver or Passenger Seat Belt
- Driver or passenger position
- Three-point retractable lap and shoulder belt
- All metal push button buckle
A worn front belt on either side of a 1978-1991 GMC crew cab can be swapped for this single three-point retractor belt from Seatbelt Planet, which latches with a metal push button.
Fitment
Front driver or passenger seat of 1978-1991 GMC crew cab trucks.
Webbing Colors
GMC single strap webbing is available in 52 colors.
Why Replace?
GMC crew cab trucks used for towing horse trailers and campers put heavy use on the driver belt.
Belt Care
Wash the GMC strap with mild soap and let it dry.
About the GMC Crew Cab Pickup
GMC sold its crew cab as a C or K series truck, and four-wheel drive versions are popular with collectors today.
Pre-Install Checklist
Check your GMC's front seat and anchors before ordering.
Good to Know
Hardware is not stated.
GMC built its crew cab trucks in the same plants as Chevrolet, but sold them through GMC truck dealers with different trim names.
A single GMC belt is useful when only one side of the front seat needs a replacement restraint.
GMC four-wheel drive crew cabs are sought by collectors for their size and ruggedness, and many get full interior restorations.
The GMC 6.2 diesel crew cab was a common workhorse in the 1980s and many still run today.
Measure the latch side and buckle side lengths on the old GMC belt before ordering.
Gray, blue and tan webbing suit many GMC interiors from these years.
Seatbelt Planet also sells GMC crew cab center and rear belts.
GMC crew cabs with the High Sierra trim had upgraded cloth seats and extra chrome.
Replace both GMC front belts if the webbing on each side is worn.
Call us if you need help matching your GMC crew cab belt.
GMC crew cab trucks were offered with gasoline V8s and the 6.2 diesel, and many were used to tow fifth-wheel campers.
The GMC crew cab front seat could be a bench or buckets, and this single belt fits either outboard position.
The 52 webbing colors give GMC owners choices for blue, tan, red and gray interiors.
GMC trim names over these years included Sierra, Sierra Grande, High Sierra and Sierra Classic.
A worn GMC front belt may have a slow retractor or webbing that frays at the edge.
Replace both front GMC belts at once if the original webbing on each side is faded.
A GMC front belt with a stiff or twisted strap should be replaced rather than repaired.
GMC owners who tow campers on long trips often refresh both front belts before the season begins.
Charcoal, navy and camel webbing blends with many GMC interiors of the period.
Navy webbing is a common pick for GMC crew cabs with blue interiors from the 1980s.
Frequently Asked Questions
Single?
Yes.
Retractable?
Yes.
Buckle?
All metal push button.
Hardware?
Not stated.
Colors?
52.
Questions about fit?
Call 574-226-6676.
1978-1991 GMC Pickup Truck, Crew Cab, Driver or Passenger Seat Belt specifications
- Seatbelt Planet aftermarket seat belt / restraint product (application per listing title)
- Vehicle application from listing: 1978-1991 GMC Pickup Truck, Crew Cab, Driver or Passenger
- Tested and certified to meet FMVSS 209 and FMVSS 302 (certification tag on belts)
- Sold as aftermarket replacement — confirm buckle style, retractable vs fixed, and seat type before order
- Complete belts are preferred; mixing buckle/tongue brands is not recommended (components are designed to work together)
- 1-year manufacturer warranty for component issues from ship date (excludes abuse, accident damage, or disassembly)
- 90-day satisfaction guarantee per Seatbelt Planet (installed returns may incur restocking fee)
Installation Tips — 1978-1991 GMC Pickup Truck, Crew Cab, Driver or Passenger Seat Belt
- Confirm this listing matches your vehicle (1978-1991 GMC Pickup Truck, Crew Cab, Driver or Passenger), seat type (bench vs bucket), and buckle/retractor style before installing.
- Inspect mounting points for solid metal structure. Seatbelt Planet products are aftermarket — fabrication or adapters may be required on some vehicles.
- Use appropriate grade hardware. Some listings sell mounting hardware separately.
- Install a complete belt assembly when possible; do not mix unmatched buckle and tongue brands.
- After install, verify full extension, retraction (if applicable), and latching before driving.
- If unsure, use a professional installer. Improper installation can cause serious injury.
Selection help: Seatbelt Planet FAQ / guides at seatbeltplanet.com/faq.html · phone 405-736-0088.
Vintage Car Radio does not offer installation.
1978-1991 GMC Pickup Truck, Crew Cab, Driver or Passenger Seat Belt manuals
- Seatbelt Planet FAQ (FMVSS, warranty, returns)
- Seatbelt Planet common questions / selection help
- Use any instruction sheet packed with your order for model-specific steps
Manufacturer: Seatbelt Planet · 405-736-0088
One-Year Seatbelt Planet Warranty
Per Seatbelt Planet, seat belts are covered under a one-year manufacturer warranty for component issues from the date shipped. Warranty returns are not accepted if there has been obvious abuse, the belt was involved in an accident, or the belt has been disassembled / components removed.
Seatbelt Planet also states a 90-day satisfaction guarantee; installed returns may be subject to a restocking fee. RMA required — contact Seatbelt Planet or Vintage Car Radio at 844-802-4499 / 574-226-6676.
Vintage Car Radio does not install seat belts.
FAQ — 1978-1991 GMC Pickup Truck, Crew Cab, Driver or Passenger Seat Belt
Are these FMVSS / DOT approved?
Seatbelt Planet states belts are tested and certified to FMVSS 209 and 302; the certification tag is on the belt.
Can I replace only one side?
Seatbelt Planet recommends installing a complete belt — buckle and tongue are designed to work together.
Will this fit 1978-1991 GMC Pickup Truck, Crew Cab, Driver or Passenger?
Match the years, make/model, and seat position in the title. Call Seatbelt Planet at 405-736-0088 if you need a custom belt.
Do you install?
No.
Need help?
844-802-4499 / 574-226-6676, or Seatbelt Planet 405-736-0088.
Specs
Installation Tips
Manuals
Warranty
One-Year Seatbelt Planet Warranty
Per Seatbelt Planet, seat belts are covered under a one-year manufacturer warranty for component issues from the date shipped. Warranty returns are not accepted if there has been obvious abuse, the belt was involved in an accident, or the belt has been disassembled / components removed.
Seatbelt Planet also states a 90-day satisfaction guarantee; installed returns may be subject to a restocking fee. RMA required — contact Seatbelt Planet or Vintage Car Radio at 844-802-4499 / 574-226-6676.
Vintage Car Radio does not install seat belts.
