1999 Chevrolet Suburban 1500 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1999 Chevrolet Suburban 1500
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1999 Chevrolet Suburban 1500 ProblemsCheck Engine Light With Code P1870
The transmission may develop a harsh 1-2 shift and/or illumination of the Check Engine Light with code P1870 stored. This can be caused by wear of the bore for the TCC isolator and regulator valves in the valve body. This condition does not commonly occur until the transmission reaches normal operating temperature. If the valve body is worn, replacement will be necessary to correct this concern.
The speedometer or other instrument panel gauge may begin to work erratically at times. Our technicians tell us that the instrument cluster must be sent to a repair facility to correct this fault. The warranty has been extended on some of these units to 7 years or 70,000 miles.
Illumination of the Check Engine Light can be caused by a loose or worn gas cap.
1999 Chevrolet Suburban 1500 QuestionsI lost my reverse gear only. (1 answer)
I put it into reverse and it moved, clunked and then nothing. It goes in drive but shifts rough.
Truck is stalling as if it's out of gas bt has gas I have changed fuel pump and all filters, what could it be?, HELP
This vehicle will start and run flawlessly for the most part. It has begun to start and run for a split second then shut off. After 15 - 20 tries it will start and run like there was never an issue. It makes no difference if the engine is hot or cold. Previous experience tells me that it could be...