1989–2026 GMC Sierra
Common problems, technical service bulletins, fluid specs and labor times — verified for your car.
Top Problems (5)
Faulty Fuel Pump
high
Rusting Body
medium
Water Leaks in Heater Core
medium
Active Service Bulletins
— Visual/Physical Inspection
Electrical
— Circuit/System Testing
Accessories & Equipment
— Warning Systems
Quick Lookups
— With a Test Lamp
Electrical
Key Fluid Specs
| Spec | Value |
|---|---|
| Pan Removal- Approximate Capacity | 4.7 |
| Overhaul- Approximate Capacity | 10.6 |
| Oil Pan Removal | 7.3 |
| Overhaul | 12.8 |
| Dry | 12.8 |
| Oil Pan Removal | 7.3 |
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