How to Replace Alternator 96-98 Pontiac Sunfire
Difficulty: Intermediate · About 45 min · Pontiac Sunfire
Replace the alternator on a 1996-1998 Pontiac Sunfire.
Tools you will need
- Ratchet
- 8mm wrench
- 13mm wrench
- 15mm wrench
- Torque wrench
Parts and supplies
- Alternator
Steps
- Disconnect the battery
Disconnect the negative battery terminal with an 8mm wrench.
- Release the serpentine belt
Note the routing diagram first, then use a 15mm wrench on the tensioner to relieve tension and slip the belt off.
- Remove the old alternator
Unbolt its two 15mm bolts and single 13mm bolt, unplug the wiring harness, then pull it out.
- Install the new alternator
Work it into place, start the bolts, torque them to about 40 ft-lb, then plug the wiring harness back in.
- Reinstall the belt and reconnect the battery
Follow the routing diagram to lay the belt back on, use the 15mm wrench on the tensioner to walk it over the last pulley, then reconnect the negative terminal.
Check your vehicle’s repair manual for exact specifications and fit.