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Originally Posted by jpb53
If a 2000 Impala has a smog pump it is because it was a dirty engine from the beginning of the design. The only way to clean up what comes out the tailpipe was to add a AIR INJECTION PUMP. Last Chrysler that I remember to have one was the V10 pickup with a cast iron block eng.
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Just a gee wiz question. I know little about these pumps. I've never delt with one so maybe you can clarify. I'm assuming a smog pump and an air injection pump are one in the same. The term "smog pump" is just a tagged term so to speak, correct?