Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSPONTIAC1984BONNEVILLE BROUGHAM, 5.7 N, 200-4R/MW9REPAIR AND DIAGNOSIS (SINGLE PAGE)HEATING, VENTILATION & A/C (HVAC)HVAC CONTROL SYSTEMSHEATER SYSTEMMODEL IDENTIFICATION
1984 Pontiac Bonneville Brougham, 5.7 N, 200-4R/MW9
Model Identification
1984 Pontiac Bonneville Brougham, 5.7 N, 200-4R/MW9SECTION Model Identification
Adjustment and replacement procedures in this article are referred to by model or body type. The following table lists GM division, model name and body type.
GENERAL MOTORS MODELS
| Body Type & GM Division | Model Name | |
|---|---|---|
| A Body | ||
| Buick | Century | |
| Chevrolet | Celebrity | |
| Oldsmobile | Cutlass Ciera | |
| Pontiac | 6000 | |
| B Body | ||
| Buick | LeSabre | |
| Chevrolet | Impala, Caprice | |
| Oldsmobile | 88 | |
| Pontiac | Parisienne | |
| F Body | ||
| Chevrolet | Camaro | |
| Pontiac | Firebird | |
| G Body | ||
| Buick | Regal | |
| Chevrolet | Malibu, El Camino, Monte Carlo | |
| Oldsmobile | Cutlass Supreme, Cutlass Calais | |
| Pontiac | Bonneville, Grand Prix | |
| J Body | ||
| Buick | Skyhawk | |
| Chevrolet | Cavalier | |
| Oldsmobile | Firenza | |
| Pontiac | 2000 Sunbird | |
| P Body | ||
| Pontiac | Fiero | |
| T Body | ||
| Chevrolet | Chevette | |
| Pontiac | 1000 | |
| X Body | ||
| Buick | Skylark | |
| Chevrolet | Citation | |
| Oldsmobile | Omega | |
| Pontiac | Phoenix | |
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.