Parasitic Draw

2006 Chevrolet Tahoe 2WD V8-5.3L VIN TSECTION Parasitic Draw


- Note the battery reserve capacity. Refer to Battery Usage.
- Divide this number by 4.
- Compare this to the multimeter reading.
- The current drain should not exceed this number.

Example: If a battery has a reserve capacity of 100 minutes, the current drain should not exceed 25 milli-amps. If the vehicle has 2 batteries, add the reserve capacities together and divide this total by 4. Electrical Drain/Parasitic Load Test
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.