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1999 Chevrolet Blazer 4.3L MIL Lamp on
This blazer came in with these codes the first time and I'm thinking that the fuse is probably [...]'s [...] checked powers and ground to al three heaters as well as voltage [...] observed three times on the techview all 3 o2s lighting off within the allowable...
Summary posted 6/1/2004
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Message Closed w/Summary
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Related Documents & Media | VIN | 1GNCS13W2X |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / vortec |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | After O2 Moniter Cycle |
Trouble Codes
| 135 | b1s1 O2 heater |
| 147 | b1s3 O2 heater |
| 155 | b2s1 O2 heater |
Message Closed w/Summary
Vehicle Data
1999 Chevrolet Blazer
| VIN | 1GNCS13W2X |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / vortec |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | After O2 Moniter Cycle |
Trouble Codes
| 135 | b1s1 O2 heater |
| 147 | b1s3 O2 heater |
| 155 | b2s1 O2 heater |
Video