Engage the starter and power up the ignition circuits with the Standard Ignition Starter Switch, part number US-263, the electrical switch that sends power to the right circuits each time the key is turned. It fits many vehicles, among them the 1995-2001 Chevrolet Lumina, 1995-1999 Chevrolet Monte Carlo and 1995-1997 Oldsmobile Cutlass Supreme. See the Buyer's Guide tab for the full list.
Standard is a global manufacturer of original equipment ignition products. It keeps quality control throughout the manufacturing process, from componentry to the finished switch.
An ignition starter switch can wear with use. Signs it may need replacing include no crank or no start when the key is turned, stalling, or accessories and dash lights that cut out. If the original switch is the cause, US-263 replaces it.
Interchange: CS253 · LS645 · KS6538 · 1990188
This part cross-references / interchanges with the following part numbers:
What does the Standard US-263 ignition starter switch do?
It is the electrical switch that routes power to the ignition, accessory and starter circuits as the key is turned through its positions.
Can I use US-263 as a replacement Lumina switch?
Yes. It is listed for the 1995-2001 Chevrolet Lumina. It also fits the 1995-1999 Chevrolet Monte Carlo and 1995-1997 Oldsmobile Cutlass Supreme; see the Buyer's Guide tab for the full list.
What are signs an ignition switch may need replacing?
Common signs include no crank when the key is turned, stalling, and accessories or dash lights that cut out. Diagnose the cause first, because other parts can produce the same symptoms.
How is this switch built and tested?
It uses copper alloy conductors for low resistive losses. Standard tests 100% of its parts to verify both mechanical and electrical switching performance.
How do I install the US-263 ignition switch?
Disconnect the battery first. Then follow the vehicle's service information for removal and installation, including any steps the procedure calls for.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
