[2] After having served the curacy of Old Alresford, Hampshire, he was appointed to the college living of Lewknor, Oxfordshire, and was in 1840 presented by the Earl of Leicester to the rectory of Longford, Derbyshire.

Here he resided till 1849, when he was made chaplain of the House of Commons, holding with it the preachership of the London Lock Hospital.

In 1850 Lord John Russell, then prime minister, nominated him to the important crown living of Holy Trinity, Marylebone, where he stayed until his resignation in 1859.

[1] In 1859, on the death of Henry Erskine, Garnier was nominated by Lord Palmerston to the deanery of Ripon, from which he was transferred in 1860 to that of Lincoln.

[1] Garnier was the author of a pamphlet on the "New Poor-law Amendment Act", addressed to the labouring classes to disprove the supposed injurious effects of the proposed changes.