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2001 GMC Sierra 2500 HD SL 6.0L Alternator, PCM, Wiring
The vehicle has a code P1637, The battery indicator
illuminates intermittently in the cluster... but the
alternater is always charging...
Summary posted 4/28/2006
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Message Closed w/Summary
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7 Replies Received
7 Replies Received
Related Documents & Media | VIN | 1GTHK23U31 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Affected | Alternator, PCM, Wiring |
Message Closed w/Summary
Vehicle Data
2001 GMC Sierra 2500 HD SL
| VIN | 1GTHK23U31 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Affected | Alternator, PCM, Wiring |
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