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1999 GMC C1500 Sierra SL 5.7L Heater
Hi there,a customer brought me his 99 GMC to diagnose a noise that seems to come from the heater [...] testing I found it comes from the heater itself and is caused by coolant [...] sounds almost like a coffee pot perculating,is more noticeable above 2000 RPM ...
Summary posted 8/14/2003
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Message Closed w/Summary
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Related Documents & Media | VIN | IGTC19U9X2 |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Affected | Heater |
| Conditions | Noise |
| Misc. | Ext Cab 2WD A/C |
Message Closed w/Summary
Vehicle Data
1999 GMC C1500 Sierra SL
| VIN | IGTC19U9X2 |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Affected | Heater |
| Conditions | Noise |
| Misc. | Ext Cab 2WD A/C |
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