Service Specials
Oil Change Special

*Cannot be combined with other offers. Up to 5 quarts. More than 5 quarts at an additional cost. Only valid at STG Auto Group of Montclair and STG Auto Group of Bellflower.
Schedule Service
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If you have previously unsubscribed from our messaging service, send "unstop" to (844) 325-8447 before entering your phone number below.
PARTS & SERVICE CENTER: (909) 344-5513
By pressing "Send", you consent to be contacted at the phone number you provided - which may include autodials, text messages and/or pre-recorded calls. By subscribing to receive recurring SMS offers, you consent to receive text messages sent through an automatic telephone dialing system, and message and data rates may apply. This consent is not a condition of purchase. You may opt out at any time by replying STOP to a text message, or calling (888) 576-1136 #2, to have your telephone number removed from our system.
Offer Expires
02-28-2023.
Brake Service Special

*Cannot be combined with other offers. Limit one per customer. Not valid on prior purchases. See Service Advisor for details. Only valid at STG Auto Group of Montclair and STG Auto Group of Bellflower.
Schedule Service
Get Your Mobile Coupons
If you have previously unsubscribed from our messaging service, send "unstop" to (844) 325-8447 before entering your phone number below.
PARTS & SERVICE CENTER: (909) 344-5513
By pressing "Send", you consent to be contacted at the phone number you provided - which may include autodials, text messages and/or pre-recorded calls. By subscribing to receive recurring SMS offers, you consent to receive text messages sent through an automatic telephone dialing system, and message and data rates may apply. This consent is not a condition of purchase. You may opt out at any time by replying STOP to a text message, or calling (888) 576-1136 #2, to have your telephone number removed from our system.
Offer Expires
02-28-2023.
Buy 3 Oil Changes Get 1 Free

*Cannot be combined with other offers. Limit one per customer. Up to 5 quarts. More than 5 quarts at an additional cost. See Service Advisor for details. Only valid at STG Auto Group of Montclair and STG Auto Group of Bellflower.
Schedule Service
Get Your Mobile Coupons
If you have previously unsubscribed from our messaging service, send "unstop" to (844) 325-8447 before entering your phone number below.
PARTS & SERVICE CENTER: (909) 344-5513
By pressing "Send", you consent to be contacted at the phone number you provided - which may include autodials, text messages and/or pre-recorded calls. By subscribing to receive recurring SMS offers, you consent to receive text messages sent through an automatic telephone dialing system, and message and data rates may apply. This consent is not a condition of purchase. You may opt out at any time by replying STOP to a text message, or calling (888) 576-1136 #2, to have your telephone number removed from our system.
Offer Expires
02-28-2023.
Is Your Check Engine Light On?

*Cannot be combined with other offers. Only valid at STG Auto Group of Montclair and STG Auto Group of Bellflower.
Schedule Service
Get Your Mobile Coupons
If you have previously unsubscribed from our messaging service, send "unstop" to (844) 325-8447 before entering your phone number below.
PARTS & SERVICE CENTER: (909) 344-5513
By pressing "Send", you consent to be contacted at the phone number you provided - which may include autodials, text messages and/or pre-recorded calls. By subscribing to receive recurring SMS offers, you consent to receive text messages sent through an automatic telephone dialing system, and message and data rates may apply. This consent is not a condition of purchase. You may opt out at any time by replying STOP to a text message, or calling (888) 576-1136 #2, to have your telephone number removed from our system.
Offer Expires
02-28-2023.
Multi-Point Inspection Free

*Cannot be combined with other offers. Only valid at STG Auto Group of Montclair and STG Auto Group of Bellflower.
Schedule Service
Get Your Mobile Coupons
If you have previously unsubscribed from our messaging service, send "unstop" to (844) 325-8447 before entering your phone number below.
PARTS & SERVICE CENTER: (909) 344-5513
By pressing "Send", you consent to be contacted at the phone number you provided - which may include autodials, text messages and/or pre-recorded calls. By subscribing to receive recurring SMS offers, you consent to receive text messages sent through an automatic telephone dialing system, and message and data rates may apply. This consent is not a condition of purchase. You may opt out at any time by replying STOP to a text message, or calling (888) 576-1136 #2, to have your telephone number removed from our system.
Offer Expires
02-28-2023.
Spend More,
Save More

*Cannot be combined with other offers. Limit one per customer. Not valid on prior purchases. Only valid at STG Auto Group of Montclair and STG Auto Group of Bellflower.
Schedule Service
Get Your Mobile Coupons
If you have previously unsubscribed from our messaging service, send "unstop" to (844) 325-8447 before entering your phone number below.
PARTS & SERVICE CENTER: (909) 344-5513
By pressing "Send", you consent to be contacted at the phone number you provided - which may include autodials, text messages and/or pre-recorded calls. By subscribing to receive recurring SMS offers, you consent to receive text messages sent through an automatic telephone dialing system, and message and data rates may apply. This consent is not a condition of purchase. You may opt out at any time by replying STOP to a text message, or calling (888) 576-1136 #2, to have your telephone number removed from our system.
*Cannot be combined with other offers. Only valid at STG Auto Group's Service Center.
Offer Expires
02-28-2023.
Military Discount

*Cannot be combined with other offers. Only valid at STG Auto Group of Montclair and STG Auto Group of Bellflower.
Schedule Service
Get Your Mobile Coupons
If you have previously unsubscribed from our messaging service, send "unstop" to (844) 325-8447 before entering your phone number below.
PARTS & SERVICE CENTER: (909) 344-5513
By pressing "Send", you consent to be contacted at the phone number you provided - which may include autodials, text messages and/or pre-recorded calls. By subscribing to receive recurring SMS offers, you consent to receive text messages sent through an automatic telephone dialing system, and message and data rates may apply. This consent is not a condition of purchase. You may opt out at any time by replying STOP to a text message, or calling (888) 576-1136 #2, to have your telephone number removed from our system.
Offer Expires
02-28-2023.
Senior Discount

*Cannot be combined with other offers. Only valid at STG Auto Group of Montclair and STG Auto Group of Bellflower.
Schedule Service
Get Your Mobile Coupons
If you have previously unsubscribed from our messaging service, send "unstop" to (844) 325-8447 before entering your phone number below.
PARTS & SERVICE CENTER: (909) 344-5513
By pressing "Send", you consent to be contacted at the phone number you provided - which may include autodials, text messages and/or pre-recorded calls. By subscribing to receive recurring SMS offers, you consent to receive text messages sent through an automatic telephone dialing system, and message and data rates may apply. This consent is not a condition of purchase. You may opt out at any time by replying STOP to a text message, or calling (888) 576-1136 #2, to have your telephone number removed from our system.
Offer Expires
02-28-2023.
Student Discount

*Cannot be combined with other offers. Only valid at STG Auto Group of Montclair and STG Auto Group of Bellflower.
Schedule Service
Get Your Mobile Coupons
If you have previously unsubscribed from our messaging service, send "unstop" to (844) 325-8447 before entering your phone number below.
PARTS & SERVICE CENTER: (909) 344-5513
By pressing "Send", you consent to be contacted at the phone number you provided - which may include autodials, text messages and/or pre-recorded calls. By subscribing to receive recurring SMS offers, you consent to receive text messages sent through an automatic telephone dialing system, and message and data rates may apply. This consent is not a condition of purchase. You may opt out at any time by replying STOP to a text message, or calling (888) 576-1136 #2, to have your telephone number removed from our system.
Offer Expires
02-28-2023.
100K Club

*Cannot be combined with other offers. Only valid at STG Auto Group of Montclair and STG Auto Group of Bellflower.
Schedule Service
Get Your Mobile Coupons
If you have previously unsubscribed from our messaging service, send "unstop" to (844) 325-8447 before entering your phone number below.
PARTS & SERVICE CENTER: (909) 344-5513
By pressing "Send", you consent to be contacted at the phone number you provided - which may include autodials, text messages and/or pre-recorded calls. By subscribing to receive recurring SMS offers, you consent to receive text messages sent through an automatic telephone dialing system, and message and data rates may apply. This consent is not a condition of purchase. You may opt out at any time by replying STOP to a text message, or calling (888) 576-1136 #2, to have your telephone number removed from our system.
Offer Expires
02-28-2023.
Battery Checks

*Cannot be combined with other offers. Only valid at STG Auto Group of Montclair and STG Auto Group of Bellflower.
Schedule Service
Get Your Mobile Coupons
If you have previously unsubscribed from our messaging service, send "unstop" to (844) 325-8447 before entering your phone number below.
PARTS & SERVICE CENTER: (909) 344-5513
By pressing "Send", you consent to be contacted at the phone number you provided - which may include autodials, text messages and/or pre-recorded calls. By subscribing to receive recurring SMS offers, you consent to receive text messages sent through an automatic telephone dialing system, and message and data rates may apply. This consent is not a condition of purchase. You may opt out at any time by replying STOP to a text message, or calling (888) 576-1136 #2, to have your telephone number removed from our system.
Offer Expires
02-28-2023.
Shuttle

*Cannot be combined with other offers. Only valid at STG Auto Group of Montclair and STG Auto Group of Bellflower.
Schedule Service
Get Your Mobile Coupons
If you have previously unsubscribed from our messaging service, send "unstop" to (844) 325-8447 before entering your phone number below.
PARTS & SERVICE CENTER: (909) 344-5513
By pressing "Send", you consent to be contacted at the phone number you provided - which may include autodials, text messages and/or pre-recorded calls. By subscribing to receive recurring SMS offers, you consent to receive text messages sent through an automatic telephone dialing system, and message and data rates may apply. This consent is not a condition of purchase. You may opt out at any time by replying STOP to a text message, or calling (888) 576-1136 #2, to have your telephone number removed from our system.
Offer Expires
02-28-2023.