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 MANUALSDODGE AND RAM1977PICKUP D300, 4D PICKUP, 3.7L ENG VIN B, AUTOMATIC TRANSREPAIR AND DIAGNOSIS (SINGLE PAGE)GENERAL INFORMATIONSPECIFICATIONS INDEXREFRIGERANT CAPACITYCOMPRESSOR BELT TENSION
1977 Dodge and Ram Pickup D300, 4D Pickup, 3.7L Eng VIN B, Automatic Trans
Compressor Belt Tension
1977 Dodge and Ram Pickup D300, 4D Pickup, 3.7L Eng VIN B, Automatic TransSECTION Compressor Belt Tension
BELT TENSION TABLE
| Application | New Belt | (1)Tension (Lbs.) Used Belt | ||||||
|---|---|---|---|---|---|---|---|---|
| Chrysler Corp | 1/4-1/2"(2) | 1/4-3/16"(2) | ||||||
| Ford Motor Co. | 140 | 90-110 | ||||||
| General Motors | 135-145 | 90-100 | ||||||
| Jeep | 125-155 | 90-115 | ||||||
| IHC | 7/16"(3) | 7/16"(3) | ||||||
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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.