Injection system may need adjustment on Chevrolet Suburban 1500

Problem overview

The injection system may need to be adjusted more frequently than recommended.

Chevrolet Suburban 1500 vehicles with this problem

2 model years affected

1991 Chevrolet R1500 Suburban

1990 Chevrolet R1500 Suburban

1991 Chevrolet R1500 Suburban

1990 Chevrolet R1500 Suburban

Average mileage: 121,000 miles

(121,000 - 121,000)

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Injection system may need adjustment on Chevrolet Suburban 1500

Problem overview

Chevrolet Suburban 1500 vehicles with this problem

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