2003 GMC SONOMA dead battery

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Page 237 of 424

GMC SONOMA 2003  Owners Manual {CAUTION:
Snow can trap exhaust gases under your
vehicle. This can cause deadly CO (carbon
monoxide) gas to get inside. CO could
overcome you and kill you. You can’t see it or
smell it, so you might

Page 302 of 424

GMC SONOMA 2003  Owners Manual 4. Open the hoods and locate the batteries. Find the
positive (+) and negative (-) terminal locations on
each vehicle. SeeEngine Compartment Overview
on page 5-10for more information on location of
th

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GMC SONOMA 2003  Owners Manual 6. Connect the red
positive (+) cable to the
positive (+) terminal
of the dead battery. Use
a remote positive (+)
terminal if the vehicle
has one.
7. Don’t let the other end
touch metal. Connect it

Page 304 of 424

GMC SONOMA 2003  Owners Manual 10. Now start the vehicle with the good battery and run
the engine for awhile.
11. Try to start the vehicle that had the dead battery.
If it won’t start after a few tries, it probably needs
service.