ACDelco
ACDelco D1420C | Ignition Switch
An ACDelco GM Original Equipment Ignition Starter Switch is a GM-recommended replacement for your vehicle's original component. It is a multi-position switch that activates the ignition, accessory,...
Connector Gender | Male |
Connector Quantity | 2 |
FAQ - Answer 1 | When your 'Service Engine Soon' light illuminates, that is an indication that there is a potential issue with the drivability, electronics, or emissions of your engine. |
FAQ - Answer 2 | Preventative maintenance should be referenced in your owner's manual, and, while repairing or having your 'Service Engine Soon' light repaired, if your vehicle is due for maintenance, yes. As described in your owner's manual, this maintenance will help prevent future issues. |
FAQ - Answer 3 | Possibly. Sometimes, the triggering device will reset itself thus turning off the 'Service Engine Soon' light until that device/sensor is tested by the vehicles on board computer again. If it fails the test again when tested, the 'Service Engine Soon' light will illuminate once again. Some devices/sensors when tested and failed will illuminate the 'Service Engine Soon' and it will not go out until correct service work is performed. |
FAQ - Answer 4 | General Motors has designed the vehicle to inform its driver if there is an issue with certain devices/sensors that effect the drivability/emissions. If this is ignored, there is a possibility that the drivability will suffer, fuel economy will be decreased, or the emissions being emitted will be increased. Do not ignore the 'Service Engine Soon' light. |
FAQ - Answer 5 | No. When state and local officials perform certified emission tests, one of the first steps in the process is to inspect for a 'Service Engine Soon'. If it is on, it will automatically fail the test. |
FAQ - Answer 6 | No. The 'Service Engine Soon' is related to engine emissions and drivability conditions. Please refer to your owner's manual maintenance schedule for information pertaining to tune up time intervals. |
FAQ - Question 1 | Is there a problem when my 'Service Engine Soon' light appears? |
FAQ - Question 2 | While investigating what triggered the 'Service Engine Soon' light, do you recommend any additional services? |
FAQ - Question 3 | If I don't investigate the problem, will the light turn off by itself? |
FAQ - Question 4 | If I ignore the light, will there be consequences? |
FAQ - Question 5 | Is it possible for my vehicle to pass an emissions test if the 'Service Engine Soon' light is on? |
FAQ - Question 6 | Does the 'Service Engine Soon' light tell me when my vehicle needs a tune-up? |
Good Maintenance Practices - Section 1 - Header | Having your service technician regularly inspect your ignition system can help you stay away from conditions that may result in poor performance or reduced fuel economy. |
Height (in) | 5.38 |
Keys Included | No |
Length (in) | 9.75 |
Meets or Exceeds Original Equipment Manufacture Specifications | Yes |
Mounting Hardware Included | No |
Mounting Type | Mounts in Column Ignition Housing, Bolt Mount |
Programming Required | No |
Signs of Wear & Troubleshooting - Section 1 - Bullet 1 | Warning indicators on the instrument panel |
Signs of Wear & Troubleshooting - Section 1 - Bullet 2 | Service Engine Soon light illuminates |
Signs of Wear & Troubleshooting - Section 1 - Bullet 3 | Headlights inoperable |
Signs of Wear & Troubleshooting - Section 1 - Bullet 4 | Hazard lights inoperable |
Signs of Wear & Troubleshooting - Section 1 - Bullet 5 | Turn Signals inoperable |
Signs of Wear & Troubleshooting - Section 1 - Bullet 6 | Cruise control inoperable |
Signs of Wear & Troubleshooting - Section 1 - Bullet 7 | No start/hard start |
Signs of Wear & Troubleshooting - Section 1 - Header | Due to a damaged or worn-out sensor, switch, or relay, these problems may occur: |
Terminal Gender | Female |
Terminal Quantity | 15 |
Terminal Type | Blade |
Weight (lb) | 1.18 |
Width (in) | 5.5 |