GM Service Manual Online
For 1990-2009 cars only

Application

Specification

GM Part Number (1)

19000678

Test Load

340 A

Cold Cranking Amperes (2)

690 A

Reserve Capacity Rating (3)

115 min

Replacement Battery Number

78A-84

  1. The catalog number of the original equipment battery is the last three digits of the battery GM part number.
  2. Cold Cranking Amperage = The amperage available for 30 seconds of engine cranking at -18° C (0° F).
  3. Reserve Capacity Rating = The approximate time in minutes a battery can support a 25 ampere load without the battery terminal voltage dropping below 10.5 volts at 27°C (80°F). This is important in the event of a charging system failure.