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1998 Chevrolet Blazer 4.3L Exhaust whine/howl
This Blazer has a very loud whine or howl sound coming from Y-pipe/ front of cat [...] under load 2000 rpm or higher,the higher the load the louder the [...] are no exhaust leaks,The cat looks clean,no restictions in [...] TSBs for this in [...] ideas?. Also t...
FIX posted 8/3/2001
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Related Documents & Media | VIN | 1GNDT13W2W |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / Vortec |
| Emissions | OBD-II Compliant |
| Symptoms | Exhaust Whine/Howl |
| Occurs | Under Load |
| Misc. | Cal.#16249555 |
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Vehicle Data
1998 Chevrolet Blazer
| VIN | 1GNDT13W2W |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / Vortec |
| Emissions | OBD-II Compliant |
| Symptoms | Exhaust Whine/Howl |
| Occurs | Under Load |
| Misc. | Cal.#16249555 |
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