Knock sensor location on a 1990 Chevy Lumina Sedan 3.1?
Where the heck is it?
- HyperGforceLv 79 years agoFavorite Answer
1990 Chevrolet Lumina-Sedan/Coupe 3.1L MFI OHV 6cyl
The Knock Sensor is located:
Under hood, center, rear engine area, below exhaust manifold, mounted in engine blockSource(s): GM dealer tech over 30 years.
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