GM Service Manual Online
For 1990-2009 cars only

Battery Usage for Chevrolet Chevy P42 Commercial Chassis 1998

Cold Cranking Amperes Rating

Reserve Capacity

Load Test Amperes

500

125

250

550

130

270

600

115

300

690

115

340

750

160

370*

1075

200

550

*Attach the battery tester cable clamps between the terminal nuts and the lead pads of the terminals. If this is not possible, the load value should be 275 amperes.