Across
1. Piston chamber
5. Alternator output, briefly
9. Rejuvenate a failed component
10. Exhaust manifold heat ____ valve
11. NASA’s Spirit rover terrain
12. Certain car-plant workers (3,5)
14. Driver of meter-equipped car
16. Engine configuration, e.g. Chrysler Hemi (1,5)
19. Ran on, with ignition off
20. Three-on-the-____ column shifter
23. Electronic diagnostic system, briefly (1,1,1,2)
24. Truckers’ chat device (1,1,5)
25. T-15 or T-40 fastener type
26. Engine-hood supports (4,4)

Down
1. Spark-plug insulator material
2. Repair-invoice component
3. Common tire-puncture cause
4. Piston-ring specification (3,3)
6. Body-shop tape
7. MacPherson’s suspension invention
8. Starter’s carbon components
13. Brakes’ ____-to-thermal energy conversion
15. Caliper component, ____ valve
17. Steering-linkage components (3,4)
18. Showroom vehicle, often (3,3)
19. Rearmost station-wagon roof pillar (1,4)
21. Dash feature since the ’30s
22. Resettable ____ odometer