1990 Chevrolet Astro 4.3L MIL Lamp on
hello all came in for smog test failed for nox and check engine light inop, egr has no vacuum to it, when grounding control wire at ecm egr receives 10" vacumm, when grounding the cel wire at ecm light works, checked all power and grounds to ecm ok, replaced e...
FIX posted 3/29/2006
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Message Closed w/FIX
Vehicle Data1990 Chevrolet Astro
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1990 Chevrolet Astro
VIN | 1GTDM15Z2L |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI / tbio |
Emissions | obd1, ca emissions |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
32 | egr system problem |