Chevrolet Chevrolet Truck 2002 — technical service bulletin
Bulletin 170602 · NHTSA communication 637234 · issued Jun 17, 2002
Technical service bulletin
communication type
Power Train
component
2002
model years
2
vehicle entries
Official summary
Brief information pertaining to the removal of the rear axle drain plug on 2002 model year full-size pick-up and full-size utilities. *tt
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.