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 MANUALSCHEVROLET1986C 10 P/U 2WD L6-292 4.8LREPAIR AND DIAGNOSISSPECIFICATIONSELECTRICAL SPECIFICATIONSALTERNATOR
1986 Chevrolet C 10 P/U 2WD L6-292 4.8L
Alternator
1986 Chevrolet C 10 P/U 2WD L6-292 4.8LSECTION Alternator
| Model Number | 1100207 | 1100209 | 1100227 | 1100249 | 1100273 | 1100275 | 1100276 | 1105185 | 1105627 | 1105663 |
| Field Current @ 80°F. 12 Volts | 4.5-5 Ampere (A) | 4.5-5 Ampere (A) | 4.0-5 Ampere (A) | 4.5-5 Ampere (A) | 4.5-5 Ampere (A) | --- | --- | 4.0-5 Ampere (A) | 4.5-5.0 Ampere (A) | 5.4-6.4 Ampere (A) |
| Amperes At 2000 R.P.M. | 38 Ampere (A) | 51 Ampere (A) | 22 Ampere (A) | 38 Ampere (A) | 51 Ampere (A) | --- | --- | 22 Ampere (A) | 51 Ampere (A) | 30 Ampere (A) |
| Amperes At 5000 R.P.M | 70 Ampere (A) Note: At 7000 Alternator RPM | 81 Ampere (A) Note: At 7000 Alternator RPM | 33 Ampere (A) | 70 Ampere (A) Note: At 7000 Alternator RPM | 81 Ampere (A) Note: At 7000 Alternator RPM | --- | --- | 33 Ampere (A) | 81 Ampere (A) Note: At 7000 Alternator RPM | --- |
| Rated Hot Output Amperes | 66 Ampere (A) | 78 Ampere (A) | 37 Ampere (A) | 66 Ampere (A) | 78 Ampere (A) | 66 Ampere (A) | 78 Ampere (A) | 37 Ampere (A) | 78 Ampere (A) | 85 Ampere (A) |
RENDER: 1.0x
NO RELATED
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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.