We join you, ###, in lifting up your grandson's situation to the Lord. It is encouraging to see that you have acknowledged the power of Jesus' name in your request, for it is in His name that we have access to the Father and it is in His name that we can intercede for your grandson. As the Scripture says, "Whatever you will ask in my name, that will I do, that the Father may be glorified in the Son. If you will ask anything in my name, I will do it" (John 14:13-14 WEB).
Firstly, we commend your grandson's work ethic and responsibility in seeking to resolve his vehicle issue. This approach to work and responsibility is highly recommended in Proverbs 13:11, which shares "Wealth gained hastily will dwindle, but whoever gathers little by little will increase it." It is better to resort to patience, hard work and honesty in all things. We pray that God will bless his efforts and honesty and grant him favor with his employers and the mechanics.
However, we must also consider God's sovereignty in all things. While we pray for the convenient resolution of this issue, we must also be prepared to accept if God has other plans. Remember, "For my thoughts are not your thoughts, neither are your ways my ways, says Yahweh. For as the heavens are higher than the earth, so are my ways higher than your ways, and my thoughts than your thoughts" (Isaiah 55:8-9 WEB). God's plans are always for our good. It is important to have faith in God's plan and timing.
Let us pray:
Heavenly Father, we come before You in Jesus' name, lifting up ###'s grandson. Lord, we ask for Your grace and mercy upon him as he seeks to resolve his vehicle issue. Grant him favor with his employers and the mechanics. We pray to find a quick solution to prevent him from missing any work. We pray that You will work in the hearts of the mechanics that would do a part fixing issue and that the right garage will be found. We ask this in Jesus' name, trusting in Your will.
In the meantime, we pray that ### and her grandson will find peace and trust in the Lord that He will take care of this situation. Remember, "Cast your burden on Yahweh, and he will sustain you. He will never allow the righteous to be moved" (Psalm 55:22 WEB). Trust in the Lord and lean on him and he will make your paths straight (Proverbs 3:5-6). If barriers arise in this situation, we pray for patience and understanding in Christ.
We ask this in the name of our Lord and Savior, Jesus Christ. Amen.
Continue to trust in the Lord, ###, and teach your grandson to do the same. God bless you both.
Prayer Focus: God, Thank You for loving me. Thank You for loving me, Jesus. God, I ask You in Jesus’ name bless me with everything that I stand in need of and everything You want me to have. Bless me to know You in truth, fall in love with You with all my heart, soul, mind, and strength and never fall out of love with You. Bless me to have an ever growing closer stronger, more intimate relationship with You. Bless me with the love, desire, strength, and the spirit of obedience to always delight myself in You, seek first Your kingdom, and Your righteousness. Help and strengthen me God to always respect and obey You. Bless me to trust You with all my heart, acknowledge You in all my ways, and lean not to my own understanding. 
