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FCS 84404 Back Glass Lift Support
| Brand | FCS 84404 |
|---|---|
| Compressed Length | 10.98 |
| Extended Length | 17.95 |
| Stroke Length | 6.97 |
| Product line | FCS |
| Fits | Chevrolet, GMC, Buick, Oldsmobile, and Pontiac · 59 vehicles |
Lift support. Helps hold glass open smoothly and securely.
Gas-charged design. Provides controlled motion for easier opening and closing.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Back Glass Lift Support for Select GM and Buick Models
FCS 84404 is a back glass lift support for vehicles equipped with a rear liftglass or hatch glass. It is specified by compressed length of 10.98 inches, extended length of 17.95 inches, and stroke length of 6.97 inches for proper rear glass support and controlled opening action.
Compatible with select Chevrolet S10 Blazer, GMC Jimmy, GMC S15 Jimmy, Buick Regal, Chevrolet Malibu, Oldsmobile Custom Cruiser, Pontiac Bonneville, Buick Century, Pontiac Grand LeMans, and Pontiac LeMans applications, this FCS 84404 lift support is built for direct-fit replacement use where the original rear glass support has weakened or failed.
Key Features
- Back glass lift support for rear hatch glass applications
- Compressed length: 10.98 inches
- Extended length: 17.95 inches
- Stroke length: 6.97 inches
- FCS 84404 part number for catalog and service reference
- Fits select 1978-1994 GM and Buick vehicles with rear glass support applications
Detailed Fitment and Application
This FCS 84404 back glass lift support is used on rear glass openings that need controlled lift and hold performance. It fits 1983-1994 Chevrolet S10 Blazer, w/o Rear Defroster; FCS, 1983-1994 GMC Jimmy, w/o Rear Defroster; FCS, and 1983-1991 GMC S15 Jimmy, w/o Rear Defroster; FCS. It also fits 1982-1983 Buick Regal, 1978-1983 Chevrolet Malibu, 1978-1983 Oldsmobile Custom Cruiser, 1982-1983 Pontiac Bonneville, 1978-1981 Buick Century, 1980-1981 Pontiac Grand LeMans, and 1978-1981 Pontiac LeMans. Use part number 84404 when matching the rear glass support to the vehicle application.
FCS is the brand line identified for this part, and 84404 is the catalog reference used to match the correct back glass lift support for the listed vehicles.
What It Helps Fix
- Rear glass that will not stay open
- Weak or slow liftglass support action
- Hatch glass that drops unexpectedly
- Uneven or inconsistent rear glass movement
- Worn original lift support on older GM and Buick vehicles
Installation Notes and Tips
Verify the vehicle year, make, model, and rear glass configuration before ordering. This application includes notes for vehicles without a rear defroster on the listed Chevrolet and GMC models. Compare the original support’s compressed length, extended length, and stroke length to confirm proper replacement fitment for FCS 84404.
Quality Assurance
Use this part as a direct replacement rear glass lift support for the listed applications. Confirm fitment against the vehicle’s rear glass setup and part number 84404 before installation.
| Year | Make | Model | Body Type | # Doors | Position | Notes |
|---|---|---|---|---|---|---|
| 1994 | Chevrolet | S10 Blazer | — | — | N/A | w/o Rear Defroster; FCS |
| 1994 | GMC | Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1993 | Chevrolet | S10 Blazer | — | — | N/A | w/o Rear Defroster; FCS |
| 1993 | GMC | Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1992 | Chevrolet | S10 Blazer | — | — | N/A | w/o Rear Defroster; FCS |
| 1992 | GMC | Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1991 | Chevrolet | S10 Blazer | — | — | N/A | w/o Rear Defroster; FCS |
| 1991 | GMC | Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1991 | GMC | S15 Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1990 | Chevrolet | S10 Blazer | — | — | N/A | w/o Rear Defroster; FCS |
| 1990 | GMC | Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1990 | GMC | S15 Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1989 | Chevrolet | S10 Blazer | — | — | N/A | w/o Rear Defroster; FCS |
| 1989 | GMC | Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1989 | GMC | S15 Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1988 | Chevrolet | S10 Blazer | — | — | N/A | w/o Rear Defroster; FCS |
| 1988 | GMC | Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1988 | GMC | S15 Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1987 | Chevrolet | S10 Blazer | — | — | N/A | w/o Rear Defroster; FCS |
| 1987 | GMC | Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1987 | GMC | S15 Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1986 | Chevrolet | S10 Blazer | — | — | N/A | w/o Rear Defroster; FCS |
| 1986 | GMC | Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1986 | GMC | S15 Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1985 | Chevrolet | S10 Blazer | — | — | N/A | w/o Rear Defroster; FCS |
| 1985 | GMC | Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1985 | GMC | S15 Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1984 | Chevrolet | S10 Blazer | — | — | N/A | w/o Rear Defroster; FCS |
| 1984 | GMC | Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1984 | GMC | S15 Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1983 | Buick | Regal | Wagon | 4 Door | N/A | FCS |
| 1983 | Chevrolet | Malibu | Wagon | 4 Door | N/A | FCS |
| 1983 | Chevrolet | S10 Blazer | — | — | N/A | w/o Rear Defroster; FCS |
| 1983 | GMC | Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1983 | GMC | S15 Jimmy | — | — | N/A | w/o Rear Defroster; FCS |
| 1983 | Oldsmobile | Custom Cruiser | — | — | N/A | FCS |
| 1983 | Pontiac | Bonneville | Wagon | 4 Door | N/A | FCS |
| 1982 | Buick | Regal | Wagon | 4 Door | N/A | FCS |
| 1982 | Chevrolet | Malibu | Wagon | 4 Door | N/A | FCS |
| 1982 | Oldsmobile | Custom Cruiser | — | — | N/A | FCS |
| 1982 | Pontiac | Bonneville | Wagon | 4 Door | N/A | FCS |
| 1981 | Buick | Century | Wagon | 4 Door | N/A | FCS |
| 1981 | Chevrolet | Malibu | Wagon | 4 Door | N/A | FCS |
| 1981 | Oldsmobile | Custom Cruiser | — | — | N/A | FCS |
| 1981 | Pontiac | Grand LeMans | Wagon | — | N/A | FCS |
| 1981 | Pontiac | LeMans | Wagon | 4 Door | N/A | FCS |
| 1980 | Buick | Century | Wagon | 4 Door | N/A | FCS |
| 1980 | Chevrolet | Malibu | Wagon | 4 Door | N/A | FCS |
| 1980 | Oldsmobile | Custom Cruiser | — | — | N/A | FCS |
| 1980 | Pontiac | Grand LeMans | Wagon | — | N/A | FCS |
| 1980 | Pontiac | LeMans | Wagon | 4 Door | N/A | FCS |
| 1979 | Buick | Century | Wagon | 4 Door | N/A | FCS |
| 1979 | Chevrolet | Malibu | Wagon | 4 Door | N/A | FCS |
| 1979 | Oldsmobile | Custom Cruiser | — | — | N/A | FCS |
| 1979 | Pontiac | LeMans | Wagon | 4 Door | N/A | FCS |
| 1978 | Buick | Century | Wagon | 4 Door | N/A | FCS |
| 1978 | Chevrolet | Malibu | Wagon | 4 Door | N/A | FCS |
| 1978 | Oldsmobile | Custom Cruiser | — | — | N/A | FCS |
| 1978 | Pontiac | LeMans | Wagon | 4 Door | N/A | FCS |
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