Advertiser Disclosure: At Slickdeals, we work hard to find the best deals. Some products in our articles are from partners who may provide us with compensation, but this doesn’t change our opinions.Reading Time: 2 minutesEV owners looking to save on charging costs can currently stack multiple promo codes inside the EVgo app for a sizable free credit. The offer has become one of the more popular automotive promotions on Slickdeals right npw with hundreds of positive votes and active community discussion around additional working codes.AdvertisementAdvertisementHere’s everything you’ll need to cash in on this offer:EVgo Electric Vehicle Charging Credit – Free $20 CreditEVgo is offering up to $20 in free electric vehicle charging credit through the EVgo mobile app when users apply multiple promo codes to their account. The currently listed codes are:MEMORIALDRIVE5DR – $5 Electric Vehicle Charging CreditMEMORIALDRIVE10DR – $10 Electric Vehicle Charging CreditMEMORIALDRIVE5DU – $5 Electric Vehicle Charging CreditThese offers combine for a total of $20 in charging credit. The credits are valid at EVgo-owned charging stations and require a valid payment method attached to the account.According to the deal details, credits expire one month after redemption and are limited to one use per account. EVgo operates one of the country’s larger fast-charging networks with more than 1,200 public charging stations nationwide and support for a wide range of EV models.AdvertisementAdvertisementThe deal currently carries a +434 deal score with 223 comments and more than 76,529 views on Slickdeals. One commenter reported successfully stacking all three promo codes in the app, while another noted that an additional code called CHARGEINTOSPRING also added another $5 credit for them. Since this last code isn’t part of the original post, your milage may vary, but it’s certainly worth a try.Some users mentioned that certain codes may stop working as redemption limits are reached, so availability can vary depending on timing and account status. Applying the codes sooner rather than later may improve your chances of success.Freebies and EV charging promotions like this tend to disappear quickly. To stay updated on similar offers consider creating a Deal Alert so you’ll know when new savings opportunities go live.